Thermocouple Input Modules FEATURES • Wide Variety of Input Types • Standard Package and Pin-out • Single 5V Power Supply • 12-Bit Resolution • Optical Isolation from Input to Output • Cold Junction Temperature Compensated Connector Included • Intermix With G5 Digital Modules on the Same Rack • Meets the Requirements of IEEE 472 • UL, CSA, CE Certified (OpenLine only) 73L-IT 73G-IT CIRCUITRY G5 THERMOCOUPLE T G5: Connector Wiring COLD REFERENCE T AMP 1 N/C 2 N/C + V/F +5V 3 SQUAREWAVE OUTPUT 4 GROUND 5 DC/DC CONVERTER + VS – OMEGA CONNECTOR TYPE SMP INCLUDED – MODULE VS- VS 10KΩ Thermocouple Wire Colors Type + – J K T R White Yellow Blue Black Red Red Red Red I/O Modules OpenLine ® CH. A – + NC 1 1 NC 2 2 NC 3 CH. B – + ISOLATION I/O MODULE PIN # OpenLine ®: Connector Wiring SIGNAL CONDITIONING COLD JUNCTION TEMP. COMP. 3 A/P µP TERMINAL BLOCK # I/O 32 4 COLD JUNCTION TEMP. COMP. Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 9 MODULE ID 8 RXD 7 TXD + – OPTICAL ISOLATION + 10K SIGNAL CONDITIONING – OMEGA CONNECTOR TYPE SMP INCLUDED MODULE Vs NC 4 5.23K Vs – ISOLATED DC/DC CONVERTER 6 Vcc 5 GND Thermocouple Wire Colors Type + – J K T R White Yellow Blue Black Red Red Red Red 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com Thermocouple Input Modules SPECIFICATIONS: By Part Number Type/Function Grayhill Part Number G5 Specifications Number of Inputs Resolution Absolute Accuracy @ 25°C1, 2 Accuracy Drift w/Temp.2 Maximum Offset Maximum Gain (0 to 60°C) Serial Data Format Serial Data Packet Step Response Time3 Input Temperature Range Maximum Overload Logic Voltage Range Maximum Logic Supply Current @ 5V dc Module ID (Pin 9) Isolation Voltage Field to Logic Field to Power Module to Module Channel A to Channel B Environmental Conditions Operating Temperature3 Storage Temperature 73G-ITCJ 73G-ITCK 73G-ITCR 73G-ITCT 1 Ch. 12 0.18 +/- 3.0 1 Ch. 12 0.25 +/- 3.0 1 Ch. 12 0.23 +/- 3.0 1 Ch. 12 0.10 +/- 3.0 V Vdc +/- 100 +/- 55 12-bit packet — 2.5 0 to 700 (32-1292) — 4.5 to 5.5 +/- 100 +/- 55 12-bit packet — 2.5 -100 to 924 (-148-1695) — 4.5 to 5.5 +/- 100 +/- 55 12-bit packet — 2.5 0 to 960 (32-1760) — 4.5 to 5.5 +/- 100 +/- 55 12-bit packet — 2.5 -200 to 224 (-328-435) — 4.5-5.5 mA/Ch. KΩ 150 — 150 — 150 — 150 — Vrms Vrms Vrms 2500 2500 2500 — 2500 2500 2500 — 2500 2500 2500 — 2500 2500 2500 — °C °C 0 to 60 -25 to 85 0 to 60 -25 to 85 0 to 60 -25 to 85 0-60 -25-85 Units bits °C/count °C PPM/°C PPM/°C mS °C (°F) Type/Function OpenLine Grayhill Part Number ® Specifications Number of Inputs Resolution 73L-ITCK 73L-ITCT 2 Ch. 12 0.34 +/- 1.0 2 Ch. 12 0.36 +/- 1.0 2 Ch. 12 0.16 +/- 0.4 mS °C (°F) V Vdc +/- 50 +/- 100 Right Justified,16-bit 115.2 Kb, N, 8, 2 100 -210 to 1200 (-346 to 2192) +/- 6 4.75 to 5.25 +/- 50 +/- 100 Right Justified,16-bit 115.2 Kb, N, 8, 2 100 -100 to 1372 (-148 to 2502) +/- 6 4.75 to 5.25 +/- 50 +/- 100 Right Justified,16-bit 115.2 Kb, N, 8, 2 100 -240 to 400 (-400 to 752) +/- 6 4.75 to 5.25 mA/Ch. KΩ 38 5.23 38 5.23 38 5.23 Vrms Vrms Vrms 2500 2500 2500 None 2500 2500 2500 None 2500 2500 2500 None °C °C -40 to 85 -55 to 100 -40 to 85 -55 to 100 -40 to 85 -55 to 100 Units bits °C/count °C PPM/°C PPM/°C 1 Includes offset, gain, non-linearity and repeatability error terms. Accuracy and drift graphs are available in Bulletin #753. 3 Time required for output to change within 1% of final reading. 2 Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois I/O Modules Absolute Accuracy @ 25°C 1, 2 Accuracy Drift w/Temp.2 Maximum Offset Maximum Gain (0 to 60°C) Serial Data Format Serial Data Packet Step Response Time 3 Input Temperature Range Maximum Overload Logic Voltage Range Maximum Logic Supply Current @ 5V dc Module ID (Pin 9) Isolation Voltage Field to Logic Field to Power Module to Module Channel A to Channel B Environmental Conditions Operating Temperature3 Storage Temperature 73L-ITCJ Available from your local Grayhill Distributor. For prices and discounts, contact a local Distributor, a local Sales Office or Grayhill. 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com I/O 33