RTD Input Modules FEATURES • Standard Package and Pin-out • Single 5V Power Supply • 12-Bit Resolution • Optical Isolation from Input to Output • Intermix With Digital Modules on the Same Rack • Meets the Requirements of IEEE 472 • UL, CSA, CE Certified (OpenLine only) • OpenLine® has 2-wire, 3-wire and 4-wire versions 73L-ITR3100 (4100) 73L-ITR100 73G-ITR CIRCUITRY G5 G5: Connector Wiring T RTD T 2 WIRE RTD 3 WIRE RTD BLACK BLACK SIGNAL CONDITIONING BLACK AMP T BLACK RED +5V 1 N/C 2 N/C 3 SQUAREWAVE OUTPUT 4 GROUND 5 4 WIRE RTD BLACK + – DC/DC CONVERTER VS RED G + – V/F VS- RED G OMEGA CONNECTOR TYPE MTP MALE AND FEMALE (INCLUDED) VS 10KΩ BLACK RED G OMEGA CONNECTOR TYPE MTP MALE AND FEMALE (INCLUDED) 73G-ITR100 73G-ITR100 OMEGA CONNECTOR TYPE MTP MALE AND FEMALE (INCLUDED) 73G-ITR100 I/O Modules OpenLine®: 2 Wire RTD 2.5V I/O MODULE PIN # 5.23K 4.53K 1 1 2 2 SIGNAL CONDITIONING AND FILTER 9 MODULE ID CHANNEL A 8 RXD – CH. A A/D CH. B µP 2.5V 4.53K 3 4 3 + SIGNAL CONDITIONING AND FILTER 4 OPTICAL ISOLATION ISOLATION + Vs CHANNEL B – Vs ISOLATED DC/DC CONVERTER 7 TXD 10K 6 Vcc 5 GND TERMINAL BLOCK # I/O 34 Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com RTD Input Modules CIRCUITRY OpenLine®: 3 or 4 Wire RTD Circuits connected on 3-wire version B4 B3 – B2 B1 A4 A3 + A2 – A1 100µA 5V + 5.23K SIGNAL CONDITIONING AND FILTER CH. A A/D CH. B 100µA 1 5V NC 2 2 NC 3 3 NC 4 4 SIGNAL CONDITIONING AND FILTER 8 TXD 7 RXD 6 Vcc 5 GND OPTICAL ISOLATION µP ISOLATION NC 1 9 MODULE ID CHANNEL A CHANNEL B Vs 10K ISOLATED DC/DC CONVERTER – Vs OpenLine®: Connector Wiring 3 WIRE RTD PHOENIX CONTACT G CONNECTOR (INCLUDED) A4 + – B4 A3 B3 A2 B2 4 WIRE RTD NC A1 B1 73L-ITR3100 G A4 + – B4 A3 B3 A2 S B2 A1 B1 73L-ITR4100 SPECIFICATIONS: By Part Number Type/Function Grayhill Part Number ® G5, OpenLine Specifications Number of Inputs Resolution 73L-ITR100 73L-ITR3100/73L-ITR4100 1 Ch. 12 0.10 +/- 0.8 DIN 43760 standard 0.00385 (European) 12-bit packet — 2.5 -50-350 (-58-662) 100 ohm platinum — 4.5-5.5 150 N/A 2 Ch. 12 0.098 +/- 0.3 DIN 43760 standard 0.00385 (European) Right Justified, 16-bit 115.2Kb, N, 8, 2 42 -50-350 (-58-662) 100 ohm platinum +/- 6 4.75-5.25 38 5.23 2 Ch. 12 0.098 +/- 0.3 DIN 43760 standard 0.00385 (European) Right Justified, 16-bit 115.2Kb, N, 8, 2 42 -50-350 (-58-662) 100 ohm platinum +/- 6 4.75-5.25 38 5.23 Vrms Vrms Vrms 2500 2500 2500 — 2500 2500 2500 None 2500 2500 2500 None °C °C 0 to +60°C -40 to +85°C -40 to +85°C -55 to -100°C -40 to +85°C -55 to +100°C Units bits °C/count mS °C (°F) V Vdc mA/Ch. KΩ 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 to within 1% of final reading. 2 Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois I/O Modules Absolute Accuracy @ 25°C1, 2 Full Range Deflection Temperature Coefficient Serial Data Format Serial Data Packet Step Response Time3 Input Temperature Range RTD Type Maximum Overload Logic Voltage Range Max. Logic Supply Current@5Vdc Module ID (Pin 9) Isolation Voltage Field to Logic Field to Power Module to Module Channel A to Channel B Environmental Conditions Operating Temperature Storage Temperature 73G-ITR100 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 35