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Love Controls 2600 SERIES, Instructions Manual

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MODEL IDENTIFICATION

* Note: Switched15 VDC output standard on Output 1 or Output 3. 

Option Description
924 Analog Remote Set Point, 0 to 10 VDC, scalable.
926 Analog Remote Set Point, 0 to 20 mADC, scalable (may be programmed for 1 to 

5mA, 4 to 20 mA, etc.).

928 Analog Remote Set Point, 0 to 10,000 ohms, scalable.
934 Analog Retransmission of Process Variable or Set Variable, 0 to 20 mAdc, scalable 

(may be programmed for 1 to 5mA, 4 to 20 mA, etc.).

936 Analog Retransmission of Process Variable or Set Variable, 0 to 10 VDC, scalable.
948 4-Stage Set Point.  One of four pre-set set point values can be implemented via 

contact closure.

992 RS-485 Serial Communications, Lovelink™ protocol.  
993 RS-232 Serial Communications, Lovelink™ protocol.
995 RS-232 Serial Communications, Modbus

®

protocol.

996 RS-485 Serial Communications, Modbus

®

protocol.

Lovelink™, Lovelink™II, and Mother Node™ are Trademarks of Love Controls.
MODBUS

®

is a trademark of Schneider Automation.

May, 2013

Page 4 of 52

949-1194 Rev. 7

26

Alarm
0 = No
1 = Yes

Output A
1 = SSR*
3 = Relay*
5 = Current

Output B
0 = None
1 = SSR*
3 = Relay*
5 = Current

Options

(blank if none)

www.

GlobalTestSupply

.com

Find Quality Products Online at:

[email protected]

Summary of Contents for 2600 SERIES

Page 1: ...MPERATURE PROCESS CONTROL Bulletin 949 1194 a Division of Dwyer Instruments Incorporated PO Box 338 Michigan City IN 46361 0338 800 828 4588 219 879 8000 FAX 219 872 9057 www love controls com LOVE CONTROLS LOVE www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 2: ...US 14 DISPLAY CONVENTIONS 14 THE HOME DISPLAY 15 Programming and Operation for Ramp Soak Feature 15 AUTO MANUAL OPERATION 18 Self Tune Function 18 Operation AND PROGRAMMING OF OPTIONS 19 Options 924 926 928 Analog Remote Set Point 19 Option 934 936 Isolated Analog Retransmission 20 Option 948 4 Stage Set Point 21 Option 992 993 995 996 Serial Communication 21 Serial Communications Options and Nonv...

Page 3: ...Press the INDEX key until the display shows InP and press the DOWN ARROW until the display shows P385 Don t forget to press the ENTER key to retain your setting Next press the INDEX key to display Unit Press the DOWN ARROW until the display shows C Press ENTER Next press the INDEX key until SPL is displayed pass the dPt InPt and SEnC selections Press the UP ARROW until the display shows 0 Press EN...

Page 4: ...et Variable 0 to 10 VDC scalable 948 4 Stage Set Point One of four pre set set point values can be implemented via contact closure 992 RS 485 Serial Communications Lovelink protocol 993 RS 232 Serial Communications Lovelink protocol 995 RS 232 Serial Communications Modbus protocol 996 RS 485 Serial Communications Modbus protocol Lovelink Lovelink II and Mother Node are Trademarks of Love Controls ...

Page 5: ... spring loops are slightly compressed The ratchets will hold the mounting collar and housing in place CAUTION It is not necessary to remove the instrument chassis from the housing for installation If the instrument chassis is removed from the housing you must follow industry standard practice for control and protection against Electro Static Discharge ESD Failure to exercise good ESD practices may...

Page 6: ... wiring is as shown view is from rear of instrument showing wiring terminals Note Illustrations shown inside the wiring terminals represent internal circuitry See next page for output wiring chart INPUT WIRING Wire inputs as shown in the chart below Terminals 1 3 4 5 Thermocouple RTD 3 wire A B B RTD 2 wire A B J J Jumper 3 to 4 Voltage Current Key positive negative A odd colored lead B common lea...

Page 7: ... terminals For three or four wire transmitters follow the wiring instructions provided with your transmitter CAUTION DO NOT WIRE THE 24 VOLT POWER SUPPLY ACROSS THE INPUT OF THE CONTROL DAMAGE TO THE CONTROL INPUT CIRCUITRY WILL RESULT May 2013 Page 7 of 52 949 1194 Rev 7 Terminals SP1 SSR SP1 15 VDC SP1 Relay SP1 Current SP2 SSR SP2 15 VDC SP2 Relay SP2 Current 10 13 NC 14 C C 15 NO NO 16 NC 17 C...

Page 8: ... CONDUIT OR CHASE AS THE POWER WIRING ERRATIC OPERATION OR DAMAGE TO THE CONTROL CIRCUITRY WILL RESULT WIRING FOR OPTION 924 REMOTE SET POINT WIRING FOR OPTION 926 REMOTE SET POINT May 2013 Page 8 of 52 949 1194 Rev 7 3 2 1 21 22 23 24 25 26 13 12 11 Option 924 Option 924 Input 0 to 10 VDC 1 Megohm Impedance 3 2 1 21 22 23 24 25 26 13 12 11 Option 926 Option 926 Input 0 to 20 mADC 10 Ohms Impedanc...

Page 9: ...ION WIRING FOR OPTION 936 ANALOG RETRANSMISSION May 2013 Page 9 of 52 949 1194 Rev 7 3 2 1 21 22 23 24 25 26 13 12 11 Option 928 Option 928 Input 0 to 10 kohms 4µA Search Current 3 2 1 21 22 23 24 25 26 13 12 11 Option 934 Output 0 to 20 mADC into 600 Ohms maximum 3 2 1 21 22 23 24 25 26 13 12 11 Option 936 Output 0 to 10 VDC 20 mADC maximum www GlobalTestSupply com Find Quality Products Online at...

Page 10: ... GROUND WITH OTHER EQUIPMENT OR OTHER CONTROLS May 2013 Page 10 of 52 949 1194 Rev 7 5 4 3 2 1 21 22 23 24 25 26 15 14 13 12 11 Option 948 C A B Switch Truth Table for Option 948 A to C B to C Active Set Point open open 1SP1 closed open 2SP1 open closed 3SP1 closed closed 4SP1 2 1 21 22 23 24 25 26 12 11 C A B Wiring for Relay control Coil wiring not shown Alternate wiring for Transistor control U...

Page 11: ... DIP Switch Positions Half Duplex Full Duplex 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 DATA IN 30 DATA OUT 32 DATA GROUND 31 PIN DESCRIPTION 1 SHIELD 2 TRANSMIT 3 RECEIVE 4 RTS 5 CTS PIN DESCRIPTION 6 DSR 7 GROUND 8 DCD 20 DTR DB 25 WIRING VIEWED FROM WIRE SIDE 1 2 3 4 5 6 7 8 9 RS 232 DB 9 WIRING VIEWED FROM WIRE SIDE PIN DESCRIPTION 1 DCD 2 RECEIV...

Page 12: ...activate See section on AUTO MANUAL operation on page 18 RUN HOLD This key toggles the Ramp Soak program functions between Run mode program runs as set up and Hold mode program functions are suspended Press and hold key for three seconds to activate See section on Ramp Soak page 15 for further details UP ARROW ENTER Menu Access Pressing these keys simultaneously brings up the secondary menu starti...

Page 13: ... change security levels change the password value using the UP ARROW and DOWN ARROW keys and press the ENTER key Refer to the password table following for the correct value to enter for the security level desired The SECr menu item security level may be viewed or changed at any time regardless of the present security level To set the access level to for example 2 at the SECr menu item press the UP...

Page 14: ... CONVENTIONS The instrument front has two four digit displays eleven indicators and six keys The diagram on page 12 shows the location of the displays and descriptors During normal operation the top four digit display indicates the temperature that is being read by the sensor The bottom display indicates the set point When you are programming the instrument the bottom display indicates the Menu It...

Page 15: ...mmer function See Programming and Operation for Ramp Soak Feature below for more information If PctO Secondary Menu is turned On the lower display changes to show the active percentage of output as required to maintain SP1 The display is similar to the Auto Manual display above except that the percent indicators o õ do not flash and the output is displayed in whole percentages of output not in ten...

Page 16: ...epeat in the following order 1ti 1SP 1A1 and or 1A2 if AL1 or AL2 in the Secure Menu are programmed set to EUnt 2ti 2SP 2A1 16ti 16SP 16A1 16A2 To avoid repetition each item will only be described once Set 1ti to the amount of time you want for the first ramp This value is in time units determined by the tbAS menu item from 0 to 9999 Press ENTER Set 1SP to the target value desired for the first ra...

Page 17: ...RUN HOLD key will be lit To start the program press the RUN HOLD key for three seconds The HOLD indicator will go out and the program will start To suspend the program at any time press the RUN HOLD key Press the key again to resume Pressing the AUTO MANUAL key will also suspend the program operation The difference is that AUTO MANUAL also puts the control into manual mode See Auto Manual Operatio...

Page 18: ... FUNCTION Self Tune allows automatic selection of the necessary parameters to achieve best control operation from your 2600 Series control If you are using the control output as a simple on off function Out1 set for OnOF none of the following will apply Theory of Operation The Self Tune function calculates the Pb1 rES and rtE parameters under the Pid tunE selection and the Fbnd and FrtE parameters...

Page 19: ...is 11 998 degrees or counts In the Secure Menu set rSCLfor the scale value that will be represented by the low end of the analog signal 0 Volts 0 mA 0 Ohms Set rSCH for the scale value that will be represented by the high end of the analog signal 10 Volts 20 mA 10 000 Ohms If you require a suppressed scale or input use the following equations to determine the proper settings for rSCL and rSCH K Hi...

Page 20: ...Volts or 20 mA If you require a suppressed scale or output use the following equations to determine the proper settings for POL and POH K Highest desired scale reading Lowest desired scale reading Maximum desired analog signal Minimum desired analog signal POH Maximum possible analog output Maximum desired analog signal K Highest desired analog reading POL Lowest desired scale reading Minimum desi...

Page 21: ...nication is allowed either through a RS 485 Option 992 996 port or a RS 232 Option 993 995 port Wire the communication lines as shown on Page 11 Wiring for the RS 485 is run from control to control in a daisy chain fashion with a termination resistor 120 ohms across the transmit and receive terminals of the last control in the chain Select the control address and communication baud rate with the A...

Page 22: ...ntrols uses to save the settings you program in your control The reliability and longevity of the data retention is what allows us to guarantee a 10 year data retention without power In normal operation the control uses RAM just as any other computerized device Whenever you make a change to one of the parameters in the control the set point for example the new value is written into the EEPROM This...

Page 23: ...Stor no The factory default is write to EEPROM Stor YES If your computer system will be making frequent changes to the control we strongly recommend that you select the write to RAM parameter Stor no If you are primarily reading from the control there is no need to change the setting For further information on protocols and technical information regarding computer programming for the Serial Commun...

Page 24: ...in Secure Menu Out1 Output selection Select OnOF tP PuL or ProP OnOF A setting of OnOF allows the control to operate in simple on off mode This setting forces the control to turn off at set point and on at the set point plus the differential SP1d When selected the Out1 OnOF menu item is followed by SP1d and the tunE Pb rES OFS and rtE selections in the Secondary menu and the S1OL and S1OH selectio...

Page 25: ...r control is equipped with a second set point last digit of model number is not zero If your control does not have a second set point jump to the tunE menu on the next page Out2 Output selection Select OnOF tP PuL or ProP OnOF A setting of OnOF allows the control to operate in simple on off mode This setting forces the control to turn off at set point and on at the set point plus the differential ...

Page 26: ...If SPSA is set for Int 2SP1 is made active 3SP1 Set Menu Items to display Stage 3 for view and change access If SPSA is set for Int 3SP1 is made active 4SP1 Set Menu Items to display Stage 4 for view and change access If SPSA is set for Int 4SP1 is made active SP1 Option 948 4 Stage Set Point Adjust Control Point 1 for Stage selected above Note The menu items for tunE below are modified when Optio...

Page 27: ...o switch to OFS OFS Option 948 4 Stage Set Point or OFS Manual Offset Correction Select OFF 0 1 to 99 9 percent Select OFF to switch to rES rtE Option 948 4 Stage Set Point or rtE Rate Time Select OFF 0 01 to 99 99 minutes Derivative SLO PID values are preset for a slow response process nor PID values are preset for a normal response process FASt PID values are preset for a fast response process P...

Page 28: ... to this calculated value PEA The Peak feature stores the highest input the control has measured since the last reset or Power On At Power On PEA is reset to the present input To manually reset the value PEA must be in the lower display Press the ENTER key to reset PEA will be reset and display the present input value UAL The Valley feature stores the lowest input the Instrument has measured since...

Page 29: ...sured in seconds 60_S Ramp Soak time base is in 60 second increments minutes Program time 1ti 16ti is measured in minutes The following items repeat in the following order 1ti 1SP 1A1 and 1A2 if AL1 is programmed as EUnt 2ti 2SP 2A1 2A2 16ti 16SP 16A1 16A2 To avoid repetition each item will only be described once 1ti Segment Time Select 0 to 9999 units minutes if tbAS is set to 60_S seconds if tbA...

Page 30: ...ear This condition can also be routed to an Alarm Condition if alarms are present and turned On see ALbr in the Secure Menu The loop break error can be reset by pressing the ENTER key when at the LPbr menu item The INDEX ENTER keys may also be used POL Option 934 936 Analog Retransmission Output Process Output Low Select 450 F 260 C or 1999 counts to any value less than POH POH Option 934 936 Anal...

Page 31: ...l Communications Control Address Display address from 1 to 3FF for Options 992 and 993 Display address from 1 to FF for options 995 and 996 This number hexadecimal base 16 must match the address number used by the host computer Not settable in this menu To change this parameter see Addr in the Secure Menu SECURE MENU Hold UP ARROW ENTER for 5 Seconds Press INDEX to advance to the next menu item Pr...

Page 32: ...t at 4 00 mA or 1 00 V Unit F C or nonE F F descriptor is On and temperature inputs will be displayed in actual degrees Fahrenheit C C descriptor is On and temperature inputs will be displayed in actual degrees Celsius nonE F and C descriptors will be Off This is only available with Current and Voltage Inputs dPt Decimal Point Positioning Select 0 0 0 0 00 0 000 or 0000 On temperature type inputs ...

Page 33: ...or Current and Voltage inputs this will set the low range end Value not adjustable for Thermocouple and RTD ranges SCAH Scale High Select 100 to 11998 counts above SCAL The total span between SCAL and SCAH must be within 11998 counts Maximum setting range is 1999 to 9999 counts For Current and Voltage inputs this will set the high range end Value not adjustable for Thermocouple and RTD ranges SPL ...

Page 34: ...d settings act like a high or low alarm set point See the information on alarm settings and the cautions and warnings that apply to them on Pages 36 37 Note that when Set Point 1 Power Interrupt S1Pi is On and Set Point 1 Reset S1rE is programmed to HoLd the SP1 output will automatically reset upon a power failure and subsequent restoration if the process is below SP1 S1rE Set Point 1 Reset Select...

Page 35: ...to 0 for output codes 1 and 3 Factory set to 20 for output code 5 20 output equals 4 mA output S2OH Set Point 2 Output High Limit Select 0 to 100 but not less than S2OL for output codes 1 and 3 Select 0 to 102 but not less than S2OL for output code 5 This item allows setting the maximum output limit This is useful with processes that are over powered Adjustment to 102 allows setting current output...

Page 36: ...it is OFF S2LP Set Point 2 Lamp Select Oon or OoFF Oon Lamp ON when Output is ON OoFF Lamp OFF when Output is ON ALARM TYPE AND ACTION if alarm function is present Caution In any critical application where failure could cause expensive product loss or endanger personal safety a redundant limit controller is required When setting an alarm value for an absolute alarm A1t AbS simply set the value at ...

Page 37: ...ARM RESTORATION OF POWER WILL NOT CAUSE THE ALARM TO OCCUR IF THE PROCESS VALUE DOES NOT FIRST DROP BELOW THE HIGH ALARM SETTING DO NOT USE THE ALARM INHIBIT FEATURE IF A HAZARD IS CREATED BY THIS ACTION BE SURE TO TEST ALL COMBINATIONS OF HIGH AND LOW ALARM INHIBIT ACTIONS BEFORE PLACING CONTROL INTO OPERATION The following menu items apply only to the alarm AL1 Alarm 1 function Select OFF Lo Hi ...

Page 38: ...first enters a non alarm condition OFF Alarm Inhibit is OFF A1St Alarm 1 Output State Select CLOS or OPEn CLOS Closes Contacts at Alarm Set Point OPEn Opens Contacts at Alarm Set Point A1LP Alarm 1 Lamp Select O on or OoFF O on Alarm Lamp is ON when alarm contact is closed OoFF Alarm Lamp is OFF when alarm contact is closed A1Lb Alarm 1 Loop Break Select On or OFF On Loop Break Condition will caus...

Page 39: ...t Reset acknowledge by simultaneously pressing the INDEX DOWN ARROW keys for 3 seconds A2Pi Alarm 2 Power Interrupt Select On or OFF On Alarm Power Interrupt is On OFF Alarm Power Interrupt is OFF A2iH Alarm 2 Inhibit Select On or OFF On Alarm Inhibit is On Alarm action is suspended until the process value first enters a non alarm condition OFF Alarm Inhibit is OFF A2St Alarm 2 Output State Select...

Page 40: ... nAt Option 992 993 995 996 Serial Communications No Activity Timer Select OFF or 1 to 99 minutes 1 99 Maximum time between host computer accesses If the timer counts to 0 CHEC LorE will be displayed OFF No Activity Timer function is disabled Stor Option 992 993 995 996 Serial Communications Store to EEPROM Select YES or no See additional information on pages 22 23 YES Menu Item changes made throu...

Page 41: ...e or RJC sensor is broken SP Outputs Set point outputs active Alarm active Set point outputs active Alarms active Action Required Correct the ambient temperature conditions Ventilate the area of the cabinet or check for clogged filters If internal temperature sensor RJC located in terminal 2 is broken return to factory for service Correct the ambient temperature conditions Ventilate the area of th...

Page 42: ...rm active Set point outputs inactive Alarm active Set point outputs inactive Alarm active Set point outputs inactive Alarm active Set point outputs active Alarm active Set point outputs inactive Alarm active Action Required May be normal if Input signals go above or below range ends If not the case check sensor input wiring and correct When InPt input fault timer has been set for a time the output...

Page 43: ...erial Communications has timed out SP Outputs Set point outputs inactive Alarm inactive Set point outputs inactive Alarm inactive Set point outputs inactive Alarm active Set point outputs inactive Alarm active Set point outputs active Alarm active Set point outputs active Alarm active Action Required Check that the power supply is on measure supply voltage check that the external fuses are good Th...

Page 44: ...test or self test is displayed Hold the keys down until the ROM ID code appears 2 Press the INDEX key to advance to the next menu item FACt dFLt This function restores the control to original factory settings It will also remove all of the hardware option and software configuration values After selecting FACt dFLt you will need to restore the configuration values as shown above to allow the instru...

Page 45: ...is is your last chance to return to the old confi guration Press ENTER at AcPt no to exit and retain the old configuration Otherwise press UP ARROW and ENTER at AcPt YES to retain the new configuration 6 The instrument will re boot with factory settings www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 46: ...nts Accuracy 0 25 of span 1 least signifi cant digit Resolution 1 degree or 0 1 degree selectable Line Voltage Stability 0 05 over the supply voltage range Temperature Stability 100 ppm C typical 200 ppm C maximum Common Mode Rejection 140 db minimum at 60 Hz Normal Mode Rejection 65 db typical 60 db at 60 Hz Isolation Relay and SSR outputs 1500 Vac to all other inputs and outputs SP1 and SP2 Curr...

Page 47: ...ts depending on PV range selected 926 Analog Remote Set Point Input 0 to 20 mADC Input Impedance 10 Ohms Isolation Shares common ground with PV input Scale Programmable from 100 to 11998 counts depending on PV range selected 928 Analog Remote Set Point Input 0 to 10 000 ohms two wire Search Current 4 μA Isolation Shares common ground with PV input 934 Analog Retransmission of PV SV programmable Ou...

Page 48: ...cations Port Compliance RS 232C Isolation 500 VAC Protocol MODBUS RTU Address Range 001H to 0FFH Baud Rates 300 1200 2400 4800 9600 19 2k 28 8k Mode Half duplex Character 8 bits 1 start 1 stop no parity Number of units on line 1 Cable Length 25 ft 7 6 m 996 RS 485 Serial Communications Port Compliance EIA 485 Isolation 500 VAC Protocol MODBUS RTU Address Range 001H to 0FFH Baud Rates 300 1200 2400...

Page 49: ... 328 to 1607 200 to 875 120 Ω Nickel 0 00628 US1 RTD 112 to 608 80 to 320 1000 Ω Plt 0 00385 DIN1 RTD 328 to 1607 200 to 875 Current Voltage Δ Voltage2 Scalable Units from 1999 to 9999 1 These Input Types can be set for 0 1 display If temperature goes above 999 9 or less than 199 9 the display will return to whole degree resolution 2 The 0 to 20 mADC 4 to 20 mADC 0 to 10 VDC 2 to 10 VDC and 10 to ...

Page 50: ...nel cutput for all models is 92mm x 92mm 3 625in x 3 625in Allow for 13mm 0 5in clearance at the rear of the instrument All dimensions are in millimeters with inches in parenthesis www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 51: ...May 2013 Page 51 of 52 949 1194 Rev 7 www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 52: ...May 2013 Page 52 of 52 949 1194 Rev 7 www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

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