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ProtEX-MAX PD8-7000 Explosion-Proof  

Temperature Meter

 

Instruction Manual

 

 

 

 

 

 

PRECISION DIGITAL CORPORATION 

 

233 South Street • Hopkinton MA 01748 USA 

Tel (800) 343-1001 • Fax (508) 655-8990 

www.predig.com

 

 

Temperature

 

 
 
 

 

  Thermocouple: J, K, T, E, R, S, B, N, C 

  RTD: 100Ω Pt, 10Ω Cu, 120Ω Ni, 1000Ω Pt inputs 

  1° or 0.1° Resolution 

  Displays up to 3300 F 

  Averages up to 10 RTD Sensors 

  Automatic Cold Junction Compensation 

  Modern, Sleek and Practical Enclosure 

  Display Mountable at 0°, 90°, 180°, & 270° Degrees 

  Explosion-Proof, IP68, NEMA 4X Enclosure 

  SafeTouch

®

 Through-Glass Button Programming 

  Flanges for Wall or Pipe Mounting 

  Superluminous Sunlight Readable Display 

  Free USB Programming Software & Cable 

  2 or 4 Isolated 4-20 mA Output Options 

  USB, RS-232, & RS-485 Serial Communication Options 

  Input Power Options Include 85-265 VAC or 12-24 VDC 

USB Install

Summary of Contents for PD8-7000 Series

Page 1: ...to 3300 F Averages up to 10 RTD Sensors Automatic Cold Junction Compensation Modern Sleek and Practical Enclosure Display Mountable at 0 90 180 270 Degrees Explosion Proof IP68 NEMA 4X Enclosure Safe...

Page 2: ...w installation guidelines could result in death or serious in jury Make sure only qualified personnel perform the installation Never remove the instrument cover in explosive environments when the circ...

Page 3: ...e Relay Action 31 Programming Set and Reset Points 31 Setting Fail Safe Operation 31 Programming Time Delay 31 Relay Action for Loss of Input Input Break 31 Relay and Alarm Operation Diagrams 32 High...

Page 4: ...s 20 Figure 19 Digital I O Connections 21 Figure 20 Acknowledge Relays w Function Key or Digital Input 37 Figure 21 General Four Wire Network Connection 44 Figure 22 General Two Wire Network Connectio...

Page 5: ...7000 7H4 4 relays PD8 7000 6H5 PD8 7000 7H5 2 relays 4 20 mA output PD8 7000 6H7 PD8 7000 7H7 4 relays 4 20 mA output Accessories Model Description PDA1232 RS 232 serial adapter PDA1485 RS 485 serial...

Page 6: ...m of ten years if power is lost Power Options 85 265 VAC 50 60 Hz 90 265 VDC 20 W max or 12 24 VDC 10 15 W max Powered over USB for configuration only Fuse Required external fuse UL Recognized 5 A max...

Page 7: ...o 850 0 4 C 120 110 to 500 0 2 F 79 to 260 0 1 C 1000 328 to 900 0 7 F 200 to 482 0 4 C Relays Rating 2 or 4 SPDT Form C internal and or 4 SPST Form A external rated 3 A 30 VDC and 125 250 VAC resisti...

Page 8: ...Receive RX Slave Id 1 247 Meter address Baud Rate 300 19 200 bps Transmit Time Delay Programmable between 0 and 199 ms Data 8 bit 1 start bit 1 or 2 stop bits Parity Even Odd or None with 1 or 2 stop...

Page 9: ...C T5 40 C to 65 C Certificate number Sira 12ATEX1182 IECEx Ex d IIC T Gb Ex tb IIIC T90 C Db IP68 Ta 40 C to C T6 40 C to 60 C T5 40 C to 65 C Certificate Number IECEx SIR 12 0073 Special Conditions f...

Page 10: ...6 2 2005 EMC heavy industrial generic immunity standard RFI Amplitude Modulated 80 1000 MHz 10 V m 80 AM 1 kHz 1 4 2 0 GHz 3 V m 80 AM 1 kHz 2 0 2 7 GHz 1 V m 80 AM 1 kHz Electrical Fast Transients 2k...

Page 11: ...licable local and national regulations e g NEC For Installation in USA The ProtEX MAX must be installed in accordance with the National Electrical Code NEC NFPA 70 For Installation in Canada The ProtE...

Page 12: ...area guidelines be followed for the installation or replacement of conduit or plugs Mounting The ProtEX MAX has four slotted mounting flanges that should be used for pipe mounting or wall mount ing R...

Page 13: ...ck of the elec tronics module Some connectors may be provided already connected These connections are required for proper opera tion of the ProtEX MAX and should not be removed unless instructed to by...

Page 14: ...pansion modules cables or meters to the RJ45 M LINK connector Otherwise damage will occur to the equipment and the meter Figure 2 Connector Labeling for Fully Loaded PD8 7000 Power Connections Power c...

Page 15: ...ire RTDs The three wire RTD connection has built in lead wire compensation Lead wire compensation for two wire RTDs can be applied using the Adjust menu See the Advanced Features Menu on page 40 The f...

Page 16: ...MAX RS 485 Connections DO DI DO DI DI DO DI DO Figure 9 ProtEX MAX Connections to a Serial Converter The ProtEX MAX has three diagnostic LEDs a Power P LED to show when the module is powered properly...

Page 17: ...able manufacturer for recommendations 2 Refer to RS 232 to RS 485 Converter documentation for further details 3 Use shielded cable twisted pairs plus ground Connect ground shield only at one location...

Page 18: ...ional state and local codes to prevent damage to the meter and ensure personnel safety When using more than one instrument in a multi drop or multi point mode each meter must be provided with its own...

Page 19: ...cuits for RC network assembly and installation Figure 14 AC and DC Loads Protection Choose R and C as follows R 0 5 to 1 for each volt across the contacts C 0 5 to 1 F for each amp through closed cont...

Page 20: ...he I terminal is the 24 V and the R terminal is the return Interlock Relay Feature As the name implies the interlock relay feature reassigns one or more alarm control relays for use as interlock relay...

Page 21: ...equirements and applicable national state and local codes to prevent damage to the meter and ensure personnel safety External Switch Contacts The ProtEX MAX includes 4 digital inputs These digital inp...

Page 22: ...e glass before pressing the next button When the cover is removed the four mechanical buttons located next to the sensors are used The sensors are disabled when a mechani cal button is pressed and wil...

Page 23: ...pen Note F4 is a digital input Note LEDs for relays in manual mode flash with the M LED every 10 seconds Press the Menu button to enter or exit the Programming Mode at any time Press the Right arrow b...

Page 24: ...uble click on the drive labeled MAINSTAL 3 Double click on the file named MAStart The program will open a few windows and install two programs on your com puter Simply follow the onscreen instructions...

Page 25: ...lay 1 Relay 1 setup Act 1 Action 1 Set relay 1 action Auto Automatic Set relay for automatic reset A nman Auto manual Set relay for automatic manual reset any time LatcH Latching Set relay for latchin...

Page 26: ...Enter to reset max display Rst Lo Reset low Press Enter to reset min display Rst HL Reset hi low Press Enter to reset max min displays Contrl Control Enter Control menu Display Parameter Action Settin...

Page 27: ...to memory only after pressing Enter F3 The display moves to the next menu every time a setting is accepted by pressing Enter F3 Setting Numeric Values The numeric values are set using the Right and U...

Page 28: ...ent is traceable to NIST standards There is no need to calibrate the meter simply select the input type F or C and decimal point The Setup menu is used to select 1 Input type the meter will accept 2 D...

Page 29: ...ly with no decimal point selected Pressing the Up arrow scrolls the decimal point and temperature format selections Setting the Display Parameter Intensity dsplay Display line 1 line 1 can be programm...

Page 30: ...if programming with MeterView Pro The letters m and w use two 7 segment LEDs each when selected the characters to the right are shifted one position Press and hold up arrow to auto scroll the characte...

Page 31: ...display count If the set and reset points are programmed with the same value the relay will reset one count below the set point Note Changes are not saved until the reset point has been accepted Sett...

Page 32: ...gnal must go below the set point and then go above it Low Alarm Operation Set Reset For Manual reset mode ACK can be pressed anytime to turn off relay For relay to turn back on signal must go above se...

Page 33: ...crosses the set point the relay trips and the sample time starts After the sample time has elapsed the relay resets The cycle repeats every time the set point is crossed going up for high alarms and g...

Page 34: ...w the operation of the time delay function When the signal crosses the set point the On time delay timer starts and the relay trips when the time delay has elapsed If the signal drops below the set po...

Page 35: ...provide status indication for the following The meter is supplied with four alarm points that include front panel LEDs to indicate alarm conditions This standard feature is particularly useful for ala...

Page 36: ...ion Latching Relay LatcH In this application the meter is set up for manual reset at any time Acknowledging the alarm even if the alarm condition is still present resets the relay and turns off the LE...

Page 37: ...1 4 can be set up as interlock relays To set up the relays for the interlock feature 1 Access the Setup Relay Action menu and set the action to off 2 In the Advanced features User menu program any of...

Page 38: ...is always indicated with a decimal point regardless of the decimal point selection for the temperature display For instructions on how to program numeric values see Setting Numeric Values page 27 Res...

Page 39: ...is pressed Press the Enter button while the message is being displayed and enter the correct password to gain access to the menu Note After exiting the programming mode the meter returns to its passwo...

Page 40: ...e input e g 32 F T Hi T High Apply the high temperature input e g 1000 F rtdtot RTD Total Set the number of RTDs connected in parallel to obtain average temperature filtEr Filter Set noise filter valu...

Page 41: ...t 1 Assign digital output 1 4 ICal Internal temp calibration Enter internal temperature calibration used for factory calibration only mref Measured temp reference Enter the measured reference temperat...

Page 42: ...of input Input 1 Low Input 2 High Check Middle Type J 32 F 1184 F 600 F Type K 32 F 1895 F 960 F Type T 32 F 698 F 360 F Type E 32 F 1652 F 800 F Type R 32 F 3110 F 1500 F Type S 32 F 3110 F 1500 F T...

Page 43: ...used in addition to the filter function Rounding causes the display to round to the nearest value according to the rounding selected This setting affects the last two digits regardless of decimal poin...

Page 44: ...A multi point network consists of multiple drivers and receivers connected on a single bus where any point node can transmit and or receive data RS 485 allows multiple drivers and receivers on the sam...

Page 45: ...underrange condition 4 Break Analog output value when input break is detected 5 Max Maximum analog output value allowed regardless of input 6 Min Minimum analog output value allowed regardless of inp...

Page 46: ...l relays until a button as signed to enable relays Rly E is pressed Rly E Enable all relays to function as they have been programmed O Hold Hold current relay states as they are until a button assigne...

Page 47: ...should not require the use of the Internal Calibration procedure The T CAL procedure should be used instead of the ICAL procedure Thermocouple Input Internal Calibration ICAL 1 Set the Type selector s...

Page 48: ...s Enter again 5 The meter displays the message 10 Hi Apply 18 032 ohm and press Enter The display flashes for a moment while the meter is accepting the high input signal for the 10 ohm RTD After the d...

Page 49: ...n the switch labeled NO CONTACT BUTTONS located on the connector board To actuate a button press one finger to the glass directly over the marked button area Then retract finger more than three inches...

Page 50: ...he User menu 2 Display continuously by assigning either display to max min through the Display menu Any of the F1 F3 function keys buttons and the digital inputs can be programmed to reset the max min...

Page 51: ...ostic messages see Advanced Features Menu Display Messages page 40 Determining Software Version To determine the software version of a meter 1 Go to the Diagnostics menu diAG and press Enter button 2...

Page 52: ...sec Off delay relay 2 Off 2 0 0 sec On delay relay 3 On 3 0 0 sec Off delay relay 3 Off 3 0 0 sec On delay relay 4 On 4 0 0 sec Off delay relay 4 Off 4 0 0 sec Input break relay 1 ignore Ignore Parame...

Page 53: ...xpand the system one device at a time Communications slow Increase the baud rate Random communication errors 1 Increase the TX delay time Decrease the baud rate Power LED is off 1 Check modular cable...

Page 54: ...time rather than at random Service WARNINGS Installation and service should be performed only by trained service personnel Service requiring replacement of internal sub components must be performed a...

Page 55: ...MAX PD8 7000 Explosion Proof Temperature Meter Instruction Manual 55 Mounting Dimensions All units inches mm Figure 23 Enclosure Dimensions Front View Figure 24 Enclosure Dimensions Side Cross Sectio...

Page 56: ...ProtEX MAX PD8 7000 Explosion Proof Temperature Meter Instruction Manual 56 This Page Intentionally Left Blank...

Page 57: ...079 31 2008 EN 61000 6 4 2007 EN 61010 1 2001 and EN 61326 2006 are no longer harmonized The requirements of these standards have been checked against the harmonized standard EN 55022 2010 EN 60079 0...

Page 58: ...M8 7000_C SFT063 Ver 4 000 up 02 18 How to Contact Precision Digital For Technical Support please Call 800 610 5239 or 508 655 7300 Fax 508 655 8990 Email support predig com For Sales Support or to pl...

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