Omega CN9000A Series User Manual Download Page 9

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TABLE 1-1

CN9000A MODEL NUMBER DETAILS

MODEL

INPUT

OUTPUT 1

OUTPUT 2

CN9111A

Relay

CN9112A

Relay

5VDC SSD*

CN9121A

5VDC SSD*

Relay

CN9122A

5VDC SSD*

CN9131A

1 A Triac

Relay

CN9141A

4-20 mA

Relay

CN9151A

0-10 VDC

Relay

CN9211A

Relay

CN9212A

Relay

5VDC SSD*

CN9221A

5VDC SSD*

Relay

CN9222A

5VDC SSD*

CN9231A

1 A Triac

Relay

CN9241A

4-20 mA

Relay

CN9251A

0-10 VDC

Relay

For 230 VAC, add "-230VAC" at the end of the part number.

*SSD output is a Solid State Driver (5 Volt DC Pulse) designed to
be used with a DC controlled solid state relay.

Thermocouple

2-Wire RTD

Linear Millivolt

Signal

3-Wire RTD

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Summary of Contents for CN9000A Series

Page 1: ...D9041A 4 to 20 mA and relay field installable module BD9051A 0 to 10 Vdc and relay field installable module BD9010AT Relay output board BD9012AT Relay pulse field installable module BD9022AT Dual pulse field installable module Replacement Output Modules Input Types and Ranges 3 wire RTD T C 2 wire RTD To order 230 Vac powered boards add suffix 230V to model number no additional charge CN9000A Seri...

Page 2: ... TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y CO OM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y Y COM TW WWW 100Y COM TW WWW 100 0Y COM TW WWW 100Y COM TW WWW 10 00Y COM TW WWW 100Y COM TW WWW 1 100Y COM TW WWW 100Y COM TW WWW W 100Y COM TW WWW 100Y COM TW WWW ...

Page 3: ...4 Details of Standard Function 0 25 Table 3 4 Standard Functions 0 25 3 6 Examples of Parameter Adjustments 3 6 1 Changing SP1 Proportioning Time Function 4 PAGE 1 1 2 5 5 5 7 9 11 11 11 14 14 14 16 18 18 19 20 21 22 23 34 34 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100...

Page 4: ...8 Proportional Cycle Time 5 2 Manual Tuning 5 2 1 The Simplified Method 5 2 2 Alternative Tuning Method PAGE 36 36 36 36 37 38 39 44 45 45 46 47 47 48 48 49 49 49 50 51 52 52 52 53 54 57 57 58 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 10...

Page 5: ...ATIONS APPENDIX A Function Quick Reference Guide APPENDIX B Quick Start Up Instructions PAGE 61 62 62 63 63 64 64 64 65 67 67 67 67 68 71 71 72 73 73 75 80 82 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 10...

Page 6: ...WW 100Y COM TW WWW 100Y COM TW M TW WWW 100Y COM TW WWW 100Y COM TW M TW WWW 100Y COM TW WWW 100Y COM TW OM TW WWW 100Y COM TW WWW 100Y COM TW COM TW WWW 100Y COM TW WWW 100Y COM TW COM TW WWW 100Y COM TW WWW 100Y COM TW Y COM TW WWW 100Y COM TW WWW 100Y COM TW 0Y COM TW WWW 100Y COM TW WWW 100Y COM TW 00Y COM TW WWW 100Y COM TW WWW 100Y COM TW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W 100Y CO...

Page 7: ...lt parameters can be changed by the operator at any time in order to fine tune the controller to an individual process The controller can easily be used in the Autotune Mode allowing the microprocessor to attempt to calculate the optimum PID parameters Selection of all operational controls is made through the three keys on the front panel of the CN9000A with the display prompting the user for each...

Page 8: ... relay such as OMEGA s model number SSR240DC45 relay Figure 1 1 CN9000A Model Number Information 1 2 AVAILABLE MODELS CODES for the Input Sensor 1 Thermocouple 2 Wire RTD or Linear Millivolt Signal 2 3 Wire RTD CODES for Output No 2 1 3A Mechanical Relay 2 5VDC SSD CODES for Output No 1 1 5A Mechanical Relay 2 5VDC SSD 3 1A Triac SSR 4 4 20 mA DC 5 0 10 VDC A CN9 W WWW 100Y WWW 100Y COM TW WWW 100...

Page 9: ...TD Linear Millivolt Signal 3 Wire RTD W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y CO OM TW WWW 100Y COM TW WWW 100Y ...

Page 10: ...4 20 mA DC 5 0 10 VDC BD90 A W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y CO OM TW WWW 100Y COM TW WWW 100Y C COM TW ...

Page 11: ...tion in this manual and conform with the appropriate standards and regulations Output number 2 should not be used as an alarm in a safety circuit where damage or personal injury may be caused by equipment failure A separate unit should be used instead SECTION 2 INSTALLATION 2 2 CAUTIONS AND MOUNTING INSTRUCTIONS INSTALLATION CAUTIONS ALARM CAUTION 2 1 UNPACKING CAUTION W WWW 100Y WWW 100Y COM TW W...

Page 12: ... legs of the mounting clips away from the controller case to release the ratchet The minimum spacing for mounting several controllers is shown in Figure 2 2 CONFIGURATION CAUTION MOUNTING INSTRUCTIONS To unplug socket press in lock buttons and pull apart Figure 2 1 Controller Mounting and Panel Cutout Dimensions W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW ...

Page 13: ...s allow 3 1 2 inches from center to center of the unit in the vertical direction to allow for mounting bracket and wiring and 2 inches in the horizontal direction for heat dissipation 3 1 2 Min 2 Min 1 772 square Cut out typ 2 3 WIRING W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW...

Page 14: ...rsion of the controller The CN92XXA controller is configured to accept a 3 wire RTD input only Figure 2 4 shows how to wire any of these sensor inputs to the controller 9 10 11 1 2 N O C N C L N OV N C C N O 8 7 6 5 4 3 Output 1 Power Output 2 Input Signal 1 A SSR MECHANICAL RELAY 0 10V 4 20 mA SSD PULSE SSD PULSE MECHANICAL RELAY CAUTION W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM T...

Page 15: ...WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y CO OM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 10...

Page 16: ...LING WATER 3A max SOLENOID VALVE LOAD SSR output SP1 DC INPUT SSR W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y CO OM ...

Page 17: ...er SECTION 3 OPERATION 3 1 GENERAL CONSIDERATIONS 3 2 CONTROLS AND INDICATORS Figure 3 1 CN9000A Front Panel Controls and Indicators 1 2 3 4 5 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 10...

Page 18: ...ess temperatures in five steps each one representing 2 of full scale value Flashing 3 above setpoint Steady 1 3 above setpoint Steady 1 about setpoint Steady 1 3 below setpoint Flashing 3 below setpoint The error indicator can also be used in high resolution 1 steps or low resolution 4 steps W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 10...

Page 19: ...rmal temperature control is maintained When in the Set Up Mode increments the Function and Option numbers up or down When in Set Up Mode changes the sub mode from Functions to Options and vice versa P or W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM ...

Page 20: ...s within the Setpoint Default range Refer to Section 3 4 2 3 3 DEFAULT PRE SET SETTINGS 3 4 GETTING STARTED 3 4 1 Selecting Sensor and Adjusting Setpoint To operate unit Apply power All LED segments will be briefly illuminated during the self check routine then the display will request sensor selection from Table 3 3 i e the desired Option number for Function 16 and will not respond to any further...

Page 21: ...Settings refer to Section 5 1 or Appendix B TABLE 3 2 OPERATION WITH DEFAULT SETTINGS 0 1 6 2 1 6 7 0 0 2 5 0 NOTE If the display does not read 0 16 with the zero flashing then the unit has already been programmed with a sensor type Refer to Table 3 4 and step through to Function 16 and set proper sensor type Note other functions may have to be changed as well Press Twice Press P once Press Press ...

Page 22: ...change the upper limit of the setpoint range Steps 7 through 10 are used to change the actual setpoint and check the value Ensure that the setpoint range maximum is compatible with safety requirements 3 4 2 Changing the Allowable Setpoint Default Range Function 24 CAUTION Press the P button use blunt tool since the P key is a recessed button The display shows 0 0 with the right most digit function...

Page 23: ...99 5 S Pt 10 Rh1Pt 0 1600 32 1999 6 T Copper Constantan 0 250 32 500 7 E CHROMEGA Constantan 0 500 32 1000 8 J DIN Iron Constantan 0 400 32 800 9 Pt100 100 Pt RTD 0 00385 0 200 32 400 10 B Pt 30 Rh Pt 6 Rh 0 1600 32 1999 TABLE 3 3 SENSOR DEFAULT SETPOINT RANGE TABLE NOTE If an attempt is made to set the setpoint outside of the setpoint range the setpoint will be at the end of the range W WWW 100Y ...

Page 24: ...e unit may be in the locked mode Normal control is maintained with existing settings during programming You need to know the Option code and Function number to set up the CN9000A For example Option 0 Function 5 is SP1 Proportional Band of 2 5 Appendix A lists all the Function numbers and their names in a short concise list Table 3 4 describes the Option details for Standard Functions 0 25 Table 3 ...

Page 25: ...shing Press and repeat steps 3 5 as necessary Press P If using button the Function number changes in the following sequence 0 1 2 25 and back to 0 If using button and the display shows 0 in Function place the display changes to 13 and then 12 11 0 If using button the Option number goes as high as 100 If using button the Option number goes down to 0 0 0 0 1 6 0 1 6 2 1 6 T E M P W WWW 100Y WWW 100Y...

Page 26: ...on flashing Press Option flashing Press to increase or to decrease depending on Option value Flashing Press Function flashing 0 0 0 1 9 0 1 9 7 1 9 7 1 9 The following steps apply to Function 2 Function 19 must be set up before setting Function 2 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW ...

Page 27: ...ashing Press to increase value Press P Press P Option Function flashing Press 24 times flashing 0 2 0 2 1 0 0 2 T E M P The following steps apply to Function 24 and Function 2 when using SP2 as a full scale alarm or non tracking second setpoint Function 19 Option 4 or 5 2 4 0 0 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW ...

Page 28: ...ocating Standard Functions Function 0 is the Function starting point From there you can go up or down 3 5 1 4 Details of Standard Functions 0 25 NOTES Press to increase Press to decrease display jumps directly to Function 13 to access the higher Functions Press and hold to scroll through to Function 0 Refer to Section 3 12 for ADVANCED FUNCTIONS 4 0 0 5 0 0 T E M P W WWW 100Y WWW 100Y COM TW WWW 1...

Page 29: ...output 1 off 4 0 to 100 0 Manual Heat Manual output adjustment If the CN9000A is used in Proportional only P or Proportional Derivative PD without Automatic Reset the system is offset by digitally altering the value of the offset in 1 steps up to half of the proportional band or 127 whichever is smaller Use if Function 8 Integral Time is not used Not protected by the Parameter Lock jumper W WWW 10...

Page 30: ... Refer to Function 19 Function 19 Fn 19 Select Fn 2 Parameter Op No Range Comment Deviation Alarm 1 2 3 0 127 tracking Full scale alarm 4 5 0 non tracking Cool strategy 7 127 tracking For full range refer to Function 16 chart Allows the first setpoint to be locked to keep it from being changed inadvertently Not protected by Parameter Lock jumper Op Fn Parameter Comment 0 3 Unlocked 1 3 Locked W WW...

Page 31: ...ure must fall after reaching setpoint before the relay returns to original state not recommended with mechanical relay 5 PROPORTIONAL BAND DEADBAND OUTPUT 1 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y...

Page 32: ...6 5 sec 3 6 10 sec 4 6 50 sec 5 6 100 sec Option list continued on next page W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW ...

Page 33: ...Note You will not see 7 7 on the display The actual AT value in multiples of the proportional band will appear at the left side of the display W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 10...

Page 34: ...Figure 6 1 for the Sensor Error Graph Cycle time for second setpoint Set similarly to first setpoint Function 4 Note that SP2 must first be activated in Function 19 The preset Default setting for SP2 is ON OFF not recommended with mechanical relay W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW...

Page 35: ...ded with mechanical relay 11 PROPORTIONAL BAND DEADBAND OUTPUT 2 Set similarly to first setpoint Proportional Band Function 5 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 1...

Page 36: ...NS 26 50 14 NOT USED Advanced Functions to be selected at initial setup by qualified personnel only Press for 5 seconds to access Advanced Functions 26 50 CAUTION W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WW...

Page 37: ...ects thermocouple type or RTD This is the first selection that must be made for the unit to be used NOTE If 3 wire RTD configuration is ordered the Pt 100 Option 9 must be selected Option 0 causes the CN9000A to lock up another Option must be selected to bring the CN9000A back to life 16 INPUT SENSOR SELECT RANGE TABLE Op Fn Parameter Comment 0 15 Normal 1 15 Reset Functions 22 and 9 will not rese...

Page 38: ...to 199 9 Note this affects other selections such as setpoint Settings in 1 increments become 0 1 when Option 1 is selected Op Fn Parameter Comment 0 18 Normal 1 1 18 High tenth deg Resolution 0 1 199 9 to 199 9 19 SETPOINT 2 OPERATION SELECTION W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 10...

Page 39: ... require upscale protection Op Fn Parameter Comment 0 20 SP1 output OFF upscale 1 20 SP1 output ON downscale Op Fn Parameter Comment 0 21 SP2 output OFF upscale 1 21 SP2 output ON downscale W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y ...

Page 40: ...ed range table Select before Tuning NOTE Functions 26 through 50 are the Advanced Functions and are discussed in Section 3 12 as well as Table 3 6 The following two sections are examples of parameter adjustments for the CN9000A Controller W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM...

Page 41: ...en the system has settled if a discrepancy exists between Setpoint and Process Temperature the offset can be removed by the use of Manual Reset For example if the process temperature is 252 C and the setpoint is 250 C W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW...

Page 42: ...f SP 1 output the controller otherwise remains fully operational Normally used during startup for example to disable a fast load to adjust to setpoint and then start autotune or to cool from setpoint The park mode function is Function 0 Option 3 All three of the error Indication LEDs are on when unit is in Park Mode Five linear inputs Function 16 Options 11 12 13 14 and 15 enable non temperature p...

Page 43: ...ion of SP2 when Functions 30 and 31 are in the Default settings TABLE 3 5 SP2 OPERATION 3 11 SECOND OUTPUT OPERATION W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM T...

Page 44: ... steps describe the sequence of keys one must press to change any of the Options related to Functions 26 through 50 Access is gained into these Advanced Functions via Function 13 as described below W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W W...

Page 45: ...e with 10 second cycle time 50 Option 10 would never allow more than 5 sec on 5 sec off when controller calls for 100 output Not applicable if SP1 is ON OFF W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y...

Page 46: ...er failsafe characteristics Selection should only be made by qualified personnel Consult OMEGA if you are not sure of your application This function is not available with Software Version 3 Refer to Function 23 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 10...

Page 47: ...g change to on when logically off and off when logically on Refer also to Function 19 32 ERROR INDICATION RESOLUTION Allows adjustment in the indication of the deviation from setpoint W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW...

Page 48: ...MIT LATCHING CONTROL OUTPUT 2 Allows the second setpoint SP2 to be used for limit latching alarm with manual reset Relay will not reset itself until operator acknowledges when alarm condition no longer exists W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y...

Page 49: ...tion 38 0 38 after getting to Function 13 Read maximum temperature in F or C Press to read Measured in C F maximum 255 Hi Res 25 5 Press Measured in C F maximum 255 Hi Res 25 5 Reads minimum temperature in F or C Press to read TABLE 3 6 Cont d FUNCTION Op Fn Parameter Comment 0 38 Off 1 38 Start W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WW...

Page 50: ...ssible depress the P key 1 Adjust Manual Reset PD P and ON OFF modes only refer to Section 3 6 2 for key sequences 2 Adjust the second setpoint assuming Function 19 either Options 1 2 or 3 have been selected 3 Lock the main setpoint to prevent adjustment by the operator Jumper Parameter Setting Position 1 Factory set in unlocked position Locked Position 2 Locked Position 3 W WWW 100Y WWW 100Y COM ...

Page 51: ... outputs are turned ON or OFF if sensor is open The main temperature display on a fault indication is replaced by EE flashing followed by a digit This indicates that an error has been detected in the system Action should be taken as follows W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y C...

Page 52: ...ut is at 0 or 100 and is unresponsive within the LBA waiting time specified in Function 12 The controller is considered to be unresponsive if the process temperature fails to move a minimum of 50 of the proportional band or hysteresis if SP1 is in the ON OFF mode Figure 4 1 shows the kinds of faults detected by the LBA 4 2 LOOP BREAK ALARM Figure 4 1 Typical faults detected by LBA W WWW 100Y WWW 1...

Page 53: ...fected by interference Use a snubber to minimize disturbance 4 3 OPERATIONAL DIAGNOSTICS 4 3 1 Diagnostics Functions 38 49 effect of load change ie min Temperature setpoint Overshoot Variance Min max max SP overshoot to 0 1 Figure 4 2 How to use Functions 38 41 Time W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW ...

Page 54: ...ndershoot Function 46 T1 quarter cycle time 1 Function 47 T2 quarter cycle time 2 Function 48 T3 quarter cycle time 3 Function 49 T4 quarter cycle time 4 Figure 4 3 Autotune Tuning Data Functions 43 49 Temperature Autotune setpoint new PID values entered overshoot OS undershoot US OS2 OS1 US T4 T3 T2 T1 Quarter cycle times OCT Time W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 1...

Page 55: ... to ensure optimum control of a wide spread of applications Autotune AT normal method tunes during warm up start up Autotune PT push to tune for difficult applications fine tunes at setpoint W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y...

Page 56: ...e process near ambient temperature and follow these 4 steps 5 1 2 Using Autotune AT To get into Program Mode To change to Option Mode leaving the Function as 0 STEP ACTION DISPLAY 1 2 Press P Function flashing Press Option flashing 0 0 0 0 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y CO...

Page 57: ...setpoint is at least 100 F 50 C above ambient Other processes may need to be manually tuned for best results Temperature Start PT setpoint prop band new PID values entered Time 100 output power W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 1...

Page 58: ...ccur the application has unusual characteristics requiring manual tuning Tuning with setpoint near ambient temperature Difficult both to control and Autotune Use PT If tuning fails try using Function 5 Option 1 Otherwise increase setpoint or tune manually W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y CO...

Page 59: ...STEP ACTION DISPLAY 1 2 3 4 Press P Function flashing Repeatedly Press Until you see Function flashing Press Option flashing Press 0 0 0 5 0 5 2 3 5 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW ...

Page 60: ...the Autotune run Normal Procedure Run Autotune AT When finished alternating AT display stops display the AT calculated cycle time If you want the displayed value lock it in value replaces the previous cycle time setting Ensure that the jumper behind the lower front bezel is in the Parameter Setting position To convert the main display from temperature read out to Function Option Mode STEP ACTION D...

Page 61: ...seconds Press Option flashing Press Flashing Press P OR 0 4 0 4 9 8 4 T E M P 4 4 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW...

Page 62: ... 4 9 8 4 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y CO OM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW ...

Page 63: ...ocess to stabilize Monitor process temperature ideally using a chart recorder or alternatively by taking readings from the display at regular intervals as frequently as possible The results should look similar to Figure 5 3 5 2 MANUAL TUNING 5 2 1 The Simplified Method Figure 5 3 Simplified Tuning Method W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y...

Page 64: ...tisfactory the most likely cause is that the factory default settings are unsuitable for your application To find the best settings for your process proceed as follows step by step T 20 T 20 Lower setpoint by 10 Select setting mode STEP ACTION DISPLAY 1 2 Press Press P Flashing 0 0 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW ...

Page 65: ...hen between fixed values choose next larger option Ax3 Sensor Factor Sensor Type Pt100 RTD Sensor Factor 4 5 10 32 8 J K N Fe Const THERMOCOUPLE TYPES R S and B E T W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW ...

Page 66: ...1 2 3 0 5 4 6 SECONDS 200 For other fixed values refer to Table 3 4 Use calculated value to select option number in Function 6 table below When between fixed values choose next shorter option For other fixed values refer to Table 3 4 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W...

Page 67: ...interest of long contact life this should be the slowest longest setting possible if mechanical relay output is being used Otherwise there is no disadvantage in using faster settings Refer to Figure 5 4 Figure 5 4 Proportioning Time Setting Too Long oscillates W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 10...

Page 68: ... Refer to Figure 5 6 Setting too narrow system oscillates Setting Ideal Setting too wide slow warm up and poor control Setting too short Ideal Setting Setting too long Figure 5 5 Proportional Band 5 5 INTEGRAL RESET TIME Figure 5 6 Integral Reset Time W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW...

Page 69: ... 5 7 In applications where these two requirements would need different settings the use of Derivative Approach Control for adjusting warm up characteristics allows the Derivative setting to be biased in favor of disturuance behavior Figure 5 7 Derivative Rate Time Figure 5 8 Derivative Approach Control W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y C...

Page 70: ... results over the required range of process temperatures and conditions it is possible that better results may be obtained with Proportional Derivative and Approach Control terms only 5 8 HEATING AND COOLING 5 8 1 General Considerations 5 8 2 Cool Strategy for Heat Cool Applications Cool strategy A change in load causes integral to move the linked heat and cool prop bands Refer to Figure 5 9 W WWW...

Page 71: ...lizes eg 50 cool 6 Consistent dead band overlap throughout STEP ACTION PARAMETER NOTE SP1 cycle time must be compatible with switching devices used SP2 cool output is OFF W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM...

Page 72: ...ear Options 13 15 output Select non linear ranges in cool cycle time 6 Fine tuning If overshoot into cool or undershoot into heat occurs slowly make the following adjustments observing the Function 2 results negative Increase cool overlap Function 27 Apply SP2 cool limit progressively Option 1 2 Also if needed SP1 heat limit Function 26 Option 1 2 STEP ACTION PARAMETER W WWW 100Y WWW 100Y COM TW W...

Page 73: ... Figure 6 1 Sensor Error Graph 6 1 DISPLAY OFFSET To enable the CN9000A calibration to match an external meter datalogger etc i e Reference reading Provides correction at one single temperature Temperature That CN9000A Reads Positive adjustment Ideal i e readings match Negative adjustment Temperature That Reference Reads W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100...

Page 74: ...hat CN9000A Reads Temperature That Reference Reads Negative adjustment Positive adjustment Ideal i e readings match W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW...

Page 75: ...100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y CO OM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y Y COM TW WWW 100Y COM TW WWW 100 0Y COM TW W...

Page 76: ... TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y CO OM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y Y COM TW WWW 100Y COM TW WWW 100 0Y COM TW WWW 100Y COM TW WWW 10 00Y COM TW WWW 100Y COM TW WWW 1 100Y COM TW WWW 100Y COM TW WWW W 100Y COM TW WWW 100Y COM TW WWW W 100Y COM TW WWW 100Y COM TW WW WW 100Y COM TW WWW 100Y COM TW WW 0Y ...

Page 77: ...51A 230V 7 1 TO REMOVE MAIN PC BOARD Remove the controller from the panel if installed The Main PC Board PCB must next be removed before any modifications can be made Refer to Figure 7 1 and proceed as follows 1 Remove the rear socket on the controller 2 Separate the output module from the controller body by gently prying both slots in the rim of the cover with a screwdriver Cover rim will bow out...

Page 78: ...AC refer to Figure 7 2 and proceed as follows 1 Remove jumper LK4 2 Install 1 jumper across LK3 and one across LK5 19 AWG or 22 SWG CN9000A board MODULE COVER ANALOG PCB OUTPUT MODULE W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW...

Page 79: ...e RTD refer to Figure 7 2 and proceed as follows 1 Cut PC Board cladding where marked with an X Fig 7 2 2 Solder a wire jumper across LK2 and LK1 Figure 7 2 Voltage and 2 Wire 3 Wire RTD Conversions W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W ...

Page 80: ...WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y CO OM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y Y COM TW WWW 100Y COM TW WWW 100 0Y COM TW WWW 100Y COM TW WWW 10 00Y COM TW WWW 100Y C...

Page 81: ...ted 500 Ω maximum 0 10 VDC Isolated 20 mA maximum ACCURACY RANGES CALIBRATION ACCURACY 0 25 of range 1 C 0 5 C in Hi res plus linearity tolerance CONTROL STABILITY Typically 0 15 of full scale dependent on application TEMPERATURE INPUT RANGE T C Input Table 8 1 Millivolt Input Table 8 2 LINEARITY TOLERANCE T C Input Table 8 1 Millivolt Input Table 8 2 SECTION 8 SPECIFICATIONS W WWW 100Y WWW 100Y C...

Page 82: ... mV 0 1000 1 5 5 0 20 mV 0 2000 1 5 Minimum impedance 100 k ohms Linear Process input ranges are selectable in Function 16 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y...

Page 83: ...EJECTION 60 dB 50 Hz W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y CO OM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y...

Page 84: ...1 89 x 0 5 48 x 48 x 13 mm bezel 4 4 115 mm depth behind panel See Figure 2 1 for complete diagram with dimensions See Figure 8 1 for dimensions with power socket W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WW...

Page 85: ...100Y COM T TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y CO OM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y Y COM TW WWW 100Y COM TW WWW 100 0Y COM TW WWW 100Y COM TW WWW 10 00Y COM TW WWW 100Y COM TW WWW 1 100Y COM TW WWW 100Y COM TW WWW W 100Y COM TW WWW 100Y COM TW WWW W 100Y COM TW WWW 100Y COM...

Page 86: ...tpoint 2 Operation Selection 20 Sensor Break Protection Output 1 21 Sensor Break Protection Output 2 22 C F Selection 23 Software Version Number 24 Upper Setpoint Limit Span 25 Not Used W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM ...

Page 87: ...ad Autotuning Undershoot 46 Read Quarter Cycle Time 1 47 Quarter Cycle Time 2 48 Quarter Cycle Time 3 49 Quarter Cycle Time 4 50 Not Used W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM T TW WWW 100Y COM TW WWW 100Y CO...

Page 88: ...oes not read 0 16 with the zero flashing then the unit has already been programmed with a sensor type Refer to Section 3 7 and step through to Function 16 and set proper sensor type Note other functions may have to be changed as well W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W...

Page 89: ...B cont d QUICK STARTUP STEP ACTION DISPLAY 5 6 7 8 9 10 Press hold Press Press Release or Press P Flashing Press Flashing Press once Press P 1 4 7 2 5 0 0 0 0 1 0 A T 2 6 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y WWW 100Y COM TW WWW 100Y COM T WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y COM TW WWW 100Y COM...

Page 90: ... TW WWW 100Y COM TW WWW 100Y COM M TW WWW 100Y COM TW WWW 100Y CO OM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y C COM TW WWW 100Y COM TW WWW 100Y Y COM TW WWW 100Y COM TW WWW 100 0Y COM TW WWW 100Y COM TW WWW 10 00Y COM TW WWW 100Y COM TW WWW 1 100Y COM TW WWW 100Y COM TW WWW W 100Y COM TW WWW 100Y COM TW WWW W 100Y COM TW WWW 100Y COM TW WW WW 100Y COM TW WWW 100Y COM TW WW 0Y ...

Page 91: ...n or activity buyer will indemnify OMEGA and hold OMEGA harmless from any liability or damage whatsoever arising out of the use of the equipment in such a manner RETURN REQUESTS INQUIRIES Direct all warranty and repair requests inquiries to the OMEGA ENGINEERING Customer Service Department Call toll free in the USA and Canada 1 800 622 2378 FAX 203 359 7811 International 203 359 1660 FAX 203 359 7...

Page 92: ...ers Plotters HEATERS Heating Cable Cartridge Strip Heaters Immersion Band Heaters Flexible Heaters Laboratory Heaters ENVIRONMENTAL MONITORING AND CONTROL Metering Control Instrumentation Refractometers Pumps Tubing Air Soil Water Monitors Industrial Water Wastewater Treatment pH Conductivity Dissolved Oxygen Instruments DM00020D M1191A 0704 W WWW 100Y WWW 100Y COM TW WWW 100Y COM TW W WWW 100Y CO...

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