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SECTION 5 SPECIFICATIONS

INPUT TYPE

Thermocouple: ..........................................J,K,T, or E (Chromel-Constantan)

Calibration:.....................................................................IEC 584-1 (IPTS-68)

Configuration: .............Single-ended (-TC lead connected to Analog Return)
Polarity:................................................................................................Bipolar
Cold-junction Tempco : .............................................................±0.1 deg/deg

Sensor-wire resistance effect per conductor:

Type E: 50 µdeg/deg/½, up to 2000½

Sensor-break Current:.........................................................................333 nA
Sensor-break Indication: ...........Meter displays positive overrange (upscale)

NOISE REJECTION

NMR , SIG HI to SIG LO: ....................................................70 dB, 50/60 Hz
CMR , Analog RTN to PWR GND: ...............................120 dB, DC to 60 Hz
CMV , Analog RTN to PWR GND: ...................Dielectric strength to 1500 V

transient per 260 Volt rms or

DC working voltage.

ACCURACY at 25°C

Range for rated accuracy:
Thermocouple Type: ..........................................................Refer to Table 5-1
Maximum Error: .................................................................Refer to Table 5-1
Resolution: .........................................................................Refer to Table 5-1
Span Tempco: ..............................................................±0.02% of reading/¡C
Full-Scale Step Response: ....................................................................... 1 s
Warmup to Rated Accuracy: .............................................................. 30 min.

ANALOG OUTPUT (linearized)

Voltage:..........................................................................................1mV/count
Calibration Error:..................................................... ±1% of reading ± 1.0mV

on ¡C, ± 1.8mV on ¡F

Source Resistance: ................................................................................100½

ANALOG TO DIGITAL CONVERSION

Technique:.............................................................Dual-slope, average value
Signal Integration Period: ...................................................................100 ms
Read Rate: ..............................................................................................2.5/s

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Содержание DP119

Страница 1: ...http www omega com e mail info omega com User sGuide DP119 Thermocouple Miniature Panel Thermometer Made in USA ...

Страница 2: ... 䡺 Turbine Paddlewheel Systems 䡺 Totalizers Batch Controllers pH CONDUCTIVITY 䡺 pH Electrodes Testers Accessories 䡺 Benchtop Laboratory Meters 䡺 Controllers Calibrators Simulators Pumps 䡺 Industrial pH Conductivity Equipment DATA ACQUISITION 䡺 Data Acquisition Engineering Software 䡺 Communications Based Acquisition Systems 䡺 Plug in Cards for Apple IBM Compatibles 䡺 Datalogging Systems 䡺 Recorders...

Страница 3: ...ction 3 Getting Started 5 3 1 Main Board Power Jumpers 5 3 2 Converting F to C vice versa 7 3 3 Installation and Panel Mounting 8 3 4 Sensor Input Connections 10 3 5 Analog Output Connections 12 3 6 Display Hold Connections 13 3 7 Main Power Connections 14 3 8 Disassembly Assembly 16 Section 4 Operation and Calibration 18 4 1 Equipment Required 18 4 2 Calibration Procedure 19 Section 5 Specificati...

Страница 4: ...or Celsius However due to the internal design of the meter the input type and resolution CANNOT be changed on any J K T or E unit The meter is available in many different styles All of the Thermocouple models listed in Table 1 1 come standard with red LEDs and can be ordered with a green LED display as an option The part numbers would then end with Ò GRÓ Also these thermocouple meters can be order...

Страница 5: ...this operatorÕs manual MODEL TYPE C or F RESOLUTION DP119 JF1 J F 1 0 F DP119 JF2 J F 0 1 F DP119 JC1 J C 1 0 C DP119 JC2 J C 0 1 C DP119 KF1 K F 1 0 F DP119 KF2 K F 0 1 F DP119 KC1 K C 1 0 C DP119 KC2 K C 0 1 C DP119 TF1 T F 1 0 F DP119 TF2 T F 0 1 F DP119 TC1 T C 1 0 C DP119 TC2 T C 0 1 C DP119 EF1 E F 1 0 F DP119 EF2 E F 0 1 F DP119 EC1 E C 1 0 C DP119 EC2 E C 0 1 C ...

Страница 6: ...9 26 Vdc non isolated Use ungrounded Thermocouples to avoid ground loops DP119 TC type 100 100 Vac 50 60 Hz DP119 TC type 24 24 Vac 50 60 Hz The following 3 1 2 digit mini RTD panel meters are available and discussed in a separate RTD OperatorÕs Manual MODEL TYPE C or F RESOLUTION DP119 MF1 RTD F 1 0 F DP119 MF2 RTD F 0 1 F DP119 MC1 RTD C 1 0 C DP119 MC2 RTD C 0 1 C ...

Страница 7: ...es you with information that is important to successfully setup and use the Programmable Digital Meter CAUTION or WARNING tells you about the risk of electric shock CAUTION WARNING or IMPORTANT tells you of circumstances or practices that can effect the meter s functionality and must refer to accompanying documents Note ...

Страница 8: ...ny signs of damage Take particular note of any evidence of rough handling in transit Immediately report any damage to the shipping agent The carrier will not honor any claims unless all shipping material is saved for their examination After examining and removing contents save packing material and carton in the event reshipment is necessary Verify that you received the following items in the shipp...

Страница 9: ...orporated in the mains supply cord Furthermore to provide protection against excessive energy being drawn from the mains supply in case of a fault in the equipment an overcurrent protection device shall be installed The Protective Conductor must be connected for safety reasons Check that the power cable has the proper Earth wire and it is properly connected It is not safe to operate this unit with...

Страница 10: ... shows the panel thermometer Figure 2 1 Panel Thermometer Features Display 3 1 2 Digit 7 Segment Red or Green LED Full size 14 2 mm 0 56 LED Display Analog Output Standard 1 8 DIN Standard Panel Cutout Removable Screw Clamp Cable Connector Display Hold Capability ...

Страница 11: ... Connector Description For wire colors refer to Table 3 1 Connector Description Connector PIN AC Earth Ground P1 1 AC Neutral P1 2 AC Line P1 3 DC DC Return P1 1 DC DC P1 2 DC No Connection Not used P1 3 Display Hold Active Low P2 1 Return P2 2 Analog Output P2 3 TC Neg Lead P3 1 TC Pos Lead P3 2 P1 P2 P3 1 2 3 1 2 3 1 2 ...

Страница 12: ... so all you need to do is to select the jumpers as described in this section Important These changes must be performed by a qualified technician To change the Factory preset jumpers do the following steps Disconnect the power from the unit before proceeding 1 Remove the main board from the case Refer to Disassembly Assembly Section 3 8 2 Locate the solder jumpers W1 W2 and W3 located near the edge...

Страница 13: ...ure 3 1 shows the location of solder jumpers W1 through W3 Figure 3 1 PC Board Jumper Locations S3 P3 P1 W1 W2 W3 2 1 2 3 1 TRANSFORMER SPAN DISPLAY ZERO COMPONENT SIDE P2 2 3 1 AC VOLTAGE INSTALL REMOVE 115VAC W1 W3 W2 230VAC W2 W1 W3 ...

Страница 14: ...unit from the panel if installed 2 Remove the printed circuit board from the case as described in Section 3 8 3 Follow the instructions to convert to Celsius The unit will display degrees Celsius when the shorting jumper is connected to both pins at S3 Refer to Figure 3 2 Detail A Fahrenheit The unit will display degrees Fahrenheit if the shorting jumper at S3 is NOT connecting the 2 pins Refer to...

Страница 15: ...u don t have to go inside the meter holding the rectangular backplate to the meter Remove the backplate and set aside 2 Cut or punch a hole in the panel where you want the meter to go The panel can be as thick as 0 25 6 4mm to as thin as 0 03 0 8mm 3 Insert the meter into the panel cutout 4 From the rear of the panel slide the backplate over the case smooth side out 5 Install the 2 phillips screws...

Страница 16: ...allation Information PANEL CUTOUT BACKPLATE SCREWS METER BEZEL PANEL WITH 1 8 DIN CUTOUT 0 25 6 4 MAX 0 03 0 8 MIN PANEL THICKNESS 3 622 0 032 000 92 00 0 81 0 00 1 772 0 024 000 45 01 0 61 0 00 0 06 1 5 4PLCS 1 8 DIN R ...

Страница 17: ...d have a TF2 in the part number The Ò1Ó at the end of the part number indicates a 1 degree resolution and Ò2Ó at the end of the part number indicates a 0 1 degree resolution See Table 1 1 for model number listing Once the meter is configured for a particular thermocouple type it CANNOT be changed to accept any other input type It becomes dedicated to that thermocouple type as ordered Note T C LEAD...

Страница 18: ...tor that is supplied with the unit Refer to Figure 3 4 for wiring instructions and Table 2 1 for wire colors Plug the female connector into the P3 male connector at the rear of the meter Figure 2 2 shows the location of the P3 connector on the meter Figure 3 4 Thermocouple Connector Wiring P3 1 2 TC INPUT Screws underneath TC INPUT ...

Страница 19: ...hat an ungrounded thermocouple probe be used to prevent ground loop problems To access the analog signal attach copper wire to the 3 pin female connector that is supplied with the meter Refer to Figure 3 5 for wiring instructions Plug the female connector into the P2 male connector at the rear of the meter Figure 2 2 shows the location of the P2 connector on the meter Note that this connector shar...

Страница 20: ...pdate itself 2 5 times per second To access the ÒDisplay HoldÓ function attach copper wire to the 3 pin female connector that is supplied with the meter Refer to Figure 3 6 for wiring instructions This connector shares a common return with the Analog Output Plug the female connector into the P2 connector at the rear of the meter Figure 2 2 shows the location of the P2 connector on the meter Figure...

Страница 21: ...wer specified by the customer at the time of ordering The voltage is printed on the Label under Input power Refer to Section 3 2 to convert from one configuration to another To connect power to the unit attach wires from the AC power cord to the orange 3 pin female connector that is supplied with the meter Refer to Figure 3 7 for wiring instructions Plug the female connector into the orange P1 mal...

Страница 22: ...range 3 pin female connector that is supplied with the meter Refer to Figure 3 8 for wiring instructions Plug the female connector into the orange P1 male connector at the rear of the meter Figure 2 2 shows the location of P1 on the meter TC input P3 1 is internally connected to 9Ð26Vdc ÐDC Return P1 1 therefore it is recommended that an ungrounded thermocouple probe be used to prevent ground prob...

Страница 23: ... Grasp them firmly on the top and bottom of the connector and pull Figure 3 9 shows the location of the three connectors 3 Remove the friction fit lens by prying down and forward from the top of the meter Remove the mounting screws from the rear of the panel backplate Slide the unit out of the panel if it is installed in a panel 4 The printed circuit board is held in place by a tab and notch syste...

Страница 24: ...ponents showing soldered side down in the right hand 3 Slip the component board into the case and slide in as far as it will go You will also have to release the tab at the rear on the other side of the case turn case over to allow the board to fit all the way inside the case 4 Go through steps 3 thru 5 in Section 3 3 in order to re install the backplate and screws and also install the lens PC BOA...

Страница 25: ...er and the display will show the temperature of the probe The meter is shipped from the factory calibrated to the accuracy as specified No re calibration is necessary In the event that there is a desire to check the calibration the following procedure is given 4 1 EQUIPMENT REQUIRED Meter Extension grade thermocouple wire a small screwdriver a precision Thermocouple Calibrator OR a precision Milli...

Страница 26: ...EDURE Refer to Section 4 2 1 for details on how to calibrate the meter using the Thermocouple Calibrator Refer to Section 4 2 2 for details on how to calibrate the meter using the Millivolt Source 4 2 1 Thermocouple Calibrating 1 Disconnect the power from the meter Remove the front lens Notice the the zero potentiometer pot is located to the left of the display and the span potentiometer is locate...

Страница 27: ...to connector P3 Pin 2 Be sure to observe polarity and use the correct thermocouple wire Type J wire for Type J meter Figure 4 2 Calibration a Thermocouple Calibrate 3 Connect the power to the meter Allow 30 minute warm up before calibration of 0 1 resolution meters Refer to the appropriate model number in Table 4 1 for the proper calibration points for your particular meter METER P3 P2 P1 T C WIRE...

Страница 28: ...C2 in the model number set the calibrator for 0 0 C and the unit display should show 0 2 C 5 Adjust the thermocouple calibrator to output the temperature shown in the second line of column 2 Check to see that the unit displays the temperature shown in column 2 If not adjust the span pot until it reads that simulated value For example if the meter has a JC2 in the model number set the calibrator fo...

Страница 29: ...EL T C CALIBRATOR METER POT TO OPTION DISPLAY DISPLAY ADJUST JF1 32 F 32 F Zero 1346 F 1346 F Span JF2 32 0 F 31 6 F Zero 167 0 F 167 0 F Span JC1 0 C 0 C Zero 730 C 730 C Span JC2 0 0 C 0 2 C Zero 170 0 C 170 0 C Span KF1 32 F 31 F Zero 1794 F 1794 F Span KF2 32 0 F 32 0 F Zero 160 0 F 160 0 F Span KC1 0 C 0 C Zero 1335 C 1335 C Span KC2 0 0 C 0 0 C Zero 190 0 C 190 0 C Span ...

Страница 30: ...lete models preface section MODEL T C CALIBRATOR METER POT TO OPTION DISPLAY ADJUST DISPLAY TF1 32 F 31 F Zero 716 F 716 F Span TF2 32 0 F 32 0 F Zero 185 0 F 185 0 F Span TC1 0 C 0 C Zero 380 C 380 C Span TC2 0 0 C 0 0 C Zero 185 0 C 185 0 C Span EF1 32 F 31 F Zero 1769 F 1769 F Span EF2 32 0 F 33 0 F Zero 180 0 F 180 0 F Span EC1 0 C 0 C Zero 965 C 965 C Span EC2 0 C 0 5 C Zero 185 0 C 185 0 C S...

Страница 31: ...rce to the MCJ Electronic Ice Point or ice bath which in turn connects to the thermocouple input connector P3 as shown in Figure 4 3 Connect the negative red thermocouple wire to connector P3 Pin 1 Connect the positive thermocouple wire to connector P3 Pin 2 Be sure to observe polarity and use the correct thermocouple wire Type J wire for Type J meter Figure 4 3 Calibration with a Millivolt Source...

Страница 32: ...st the zero potentiometer until it reads that simulated value For example if the meter has a JC2 in the model number set the millivolt source for 0 0 and the meter display should show 0 C 5 Adjust the millivolt source to output the millivolt value shown on the second line of column 2 Check to see that the meter displays that same value If not adjust the span pot until it reads that simulated value...

Страница 33: ...IVOLT MODEL VALUE FROM METER POT TO OPTION MILLIVOLT DISPLAY ADJUST SOURCE JF1 0 0 32 F Zero 41 013 1346 F Span JF2 0 0 31 6 F Zero 3 917 167 0 F Span JC1 0 0 0 C Zero 41 013 730 C Span JC2 0 0 0 2 C Zero 9 113 170 0 C Span KF1 0 0 31 F Zero 40 449 1794 F Span KF2 0 0 32 0 F Zero 2 896 160 0 F Span KC1 0 0 0 C Zero 53 611 1335 C Span KC2 0 0 0 0 C Zero 7 737 190 0 C Span ...

Страница 34: ...ete models preface section MILLIVOLT MODEL VALUE FROM METER POT TO OPTION MILLIVOLT DISPLAY ADJUST SOURCE TF1 0 0 31 F Zero 19 638 716 F Span TF2 0 0 32 0 F Zero 3 584 185 0 F Span TC1 0 0 0 C Zero 19 638 380 C Span TC2 0 0 0 0 C Zero 8 495 185 0 C Span EF1 0 0 31 F Zero 73 727 1769 F Span EF2 0 0 33 0 F Zero 5 130 180 0 F Span EC1 0 0 0 C Zero 73 727 965 C Span EC2 0 0 0 5 C Zero 12 314 185 0 C S...

Страница 35: ... 70 dB 50 60 Hz CMR Analog RTN to PWR GND 120 dB DC to 60 Hz CMV Analog RTN to PWR GND Dielectric strength to 1500 V transient per 260 Volt rms or DC working voltage ACCURACY at 25 C Range for rated accuracy Thermocouple Type Refer to Table 5 1 Maximum Error Refer to Table 5 1 Resolution Refer to Table 5 1 Span Tempco 0 02 of reading C Full Scale Step Response 1 s Warmup to Rated Accuracy 30 min A...

Страница 36: ...48 x 96 mm Depth Behind the Bezel 4 32 110 mm w connectors Panel Cutout 1 8 DIN 01 72 H x 3 62 W 45 x 92 mm Weight 8 ounces 227 grams Panel Thickness Minimum 0 03Ó 0 76 mm Maximum 0 25Ó 6 35 mm POWER AC Voltage 115 or 230Vac 10 AC Frequency 49 to 63 Hz DC Voltage 9 26 Vdc non isolated Max Power Input 20mA at 115Vac 10 mA at 230Vac 2 4 watts max External Fuse Protection Needed UL Slow blow 30mA 1 3...

Страница 37: ... BEZEL BACKPLATE CASE 3 78 96 0 3 76 95 5 0 76 19 3 4 32 109 7 MAX PANEL CUTOUT 0 25 6 4 MAX 0 03 0 8 MIN PANEL THICKNESS 3 622 0 032 000 92 00 0 81 0 00 1 772 0 024 000 45 01 0 61 0 00 0 06 1 5 4PLCS 1 8 DIN R Figure 5 1 Dimensions ...

Страница 38: ... C 1 0 C JC2 1 0 C 199 9 to 199 9 C 0 1 C KF1 2 7 F 157 to 1999 F 1 0 F KF2 1 8 F 199 9 to 199 9 F 0 1 F KC1 1 5 C 105 to 1372 C 1 0 C KC2 1 0 C 199 9 to 199 9 C 0 1 C TF1 2 7 F 157 to 752 F 1 0 F TF2 1 8 F 199 9 to 199 9 F 0 1 F TC1 1 5 C 105 to 400 C 1 0 C TC2 1 0 C 199 9 to 199 9 C 0 1 C EF1 2 7 F 157 to 1832 F 1 0 F EF2 1 8 F 199 9 to 199 9 F 0 1 F EC1 1 5 C 105 to 1000 C 1 0 C EC2 1 0 C 199 9...

Страница 39: ...wires of a two wire or differential input NORMAL MODE REJECTION NMR a measure of the rejection of unwanted signal due to a voltage applied between the wires of a two wire or differential input shown as normal mode voltage NMR is the ratio of the normal mode voltage to the measured voltage due to the normal mode voltage TEMPCO abbreviation for temperature coefficient It is the effect of changes in ...

Страница 40: ...ity or otherwise shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIONS Equipment sold by OMEGA is not intended to be used nor shall it be used 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear installation or activity or 2 in medical applications or used on...

Страница 41: ... Austria Daimlerstrasse 26 D 75392 Deckenpfronn Germany Tel 49 07056 3017 FAX 49 07056 8540 Toll Free in Germany 0130 11 21 66 e mail germany omega com United Kingdom One Omega Drive ISO 9002 Certified River Bend Technology Centre Northbank Irlam Manchester M44 5EX England Tel 44 161 777 6611 FAX 44 161 777 6622 Toll Free in England 0800 488 488 e mail info omega co uk OMEGAnetSM On Line Service I...

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