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I/O Modules

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Analog I/O Modules

Click to enlarge - 1756-IF6I IO Module_GS


The 1756 analog I/O modules support these features.


Analog Input Modules

Specifications [PDF]

Cat. No. Inputs/Outputs Range Resolution Removable Terminal Block
1756-IF6CIS 6 individually isolated inputs, current sourcing 0…21 mA 16 bits
0.34 mA/bit
1756-TBNH
1756-TBSH
1756-IF6I 6 individually isolated inputs ±10.5V
0…10.5V
0…5.25V
0…21 mA
16 bits
10.5V: 343 mV/bit
0…10.5V: 171 mV/bit
0…5.25V: 86 mV/bit
0…21 mA: 0.34 mA/bit
1756-TBNH
1756-TBSH
1756-IF8 8 single-ended inputs
4 differential inputs
2 high-speed differential inputs
±10.25V
0...10.25V
0...5.125V
0…20.5 mA
±10.25V: 320 mV/cnt (15 bits + sign bipolar)
0…10.25V: 160 mV/cnt (16 bits)
0…5.125V: 80 mV/cnt (16 bits)
0…20.5 mA: 0.32 mA/cnt (16 bits)
1756-TBCH
1756-TBS6H
1756-IF8K Conformal coated – 8 single-ended inputs
4 differential inputs
2 high-speed differential inputs
1756-IF8H 8 differential voltage or current inputs, HART interface ±10V
0...5V
1…5V
0...10V
0…20 mA
4…20 mA
16…21 bits 1756-TBCH
1756-TBS6H
1756-IF8HK 8 differential voltage or current inputs, conformal coated HART interface
1756-IF8I 8 single-ended inputs, 4 differential inputs, or 2 high-speed differential inputs
individually isolated
, Configurable as voltage or current inputs
±10V
0...10V
0...5V
0...20 mA
±10.25V: 320 mV/cnt (15 bits + sign bipolar)
0…10.25V: 160 mV/cnt (16 bits)
0…5.125V: 80 mV/cnt (16 bits)
0…20.5 mA: 0.32 mA/cnt (16 bits)
1756-TBCH
1756-TBS6H
1756-IF8IK Conformal coated
8 single-ended inputs, 4 differential inputs, or 2 high-speed differential inputs
individually isolated
, Configurable as voltage or current inputs
1756-IF16 16 single-ended inputs
8 differential or 4 differential (high speed) inputs
±10.5V
0…10.5V
0…5.25V
0…21 mA
16 bits
±10.5V: 343 mV/bit
0…10.5V: 171 mV/bit
0…5.25V: 86 mV/bit
0…21 mA: 0.34 mA/bit
1756-TBCH
1756-TBS6H
1756-IF16K Conformal coated
16 single-ended inputs
8 differential or 4 differential (high speed) inputs
1756-IF16H 16 differential current inputs, HART interface 0…20 mA
4…20 mA
16…21 bits
0…21mA: 0.32 mA/bit
1756-TBCH
1756-TBS6H
1756-IF16HK 16 differential current inputs, conformal coated HART interface
  

Analog RTD and Thermocouple Modules

Specifications [PDF]

Cat. No. Inputs/Outputs Range Resolution Thermocouple Types Removable Terminal Block
1756-IR6I 6 individually isolated RTD inputs 1…487 W
2…1000 W
4…2000 W
8…4020 W
16 bits
1…487 W: 7.7 mW/bit
2…1000 W: 15 mW/bit
4…2000 W: 30 mW/bit
8…4020 W: 60 mW/bit
N/A 1756-TBNH
1756-TBSH
1756-IT6I 6 individually isolated thermocouple inputs
1 CJC
-12…78 mV
-12…30 mV
16 bits
-12...78 mV: 1.4 mV/bit
-12...30 mV: 0.7 mV/bit
B, E, J, K, R, S, T, N, C
1756-IT6I2 6 individually isolated thermocouple inputs
2 CJC
-12…78 mV (1.4 mV per bit)
-12…30 mV (0.7 mV per bit – high resolution range)
16 bits
-12...78 mV: 1.4 Vm/bit
-12...30 mV: 0.7 mV/bit
B, E, J, K, R, S, T, N, C, D, L (TXK/XK)
1756-IRT8I⋆  8 isolated channels - Any combination of RTD or Thermocouple mode 1…500 W
2…1000 W
4…2000 W
8…4000 W
-100…100 mV
24 bits
0…510 W: 0.06 m W /count
0…1020 W: 0.12 m W/count
0…2040 W: 0.25 m W /count
0…4080 W: 0.50 m W /count
-101…101 mV: 0.01 mV/count
B, C, D, E, J, K, N, R, S, T, TXK/XK (L)
1756-IRT8IK⋆  Conformal coated
8 isolated channels - Any combination of RTD or Thermocouple mode
  
⋆ Two CJC sensors for Thermocouple use. The CJC sensors, product catalog number 1756-CJC, do not come with the module.
You must order the sensors separately.

Thermocouple Accessories

Cat. No. Description
1756-CJC CJC sensor kit. This part is sold separately and ordered when the 1756-IRT8I modules are used in Thermocouple mode and temperature correction is required. Kit includes two jumpers.
  

Analog Output Modules

Specifications [PDF]

Cat. No. Inputs/Outputs Range Resolution Removable Terminal Block
1756-OF4 4 voltage or current outputs ±10.4V
0…21 mA
Voltage:
15 bits across 10.5V, 320 mV/bit
Current:
15 bits across 21mA, 650 nA/bit
1756-TBNH
1756-TBSH
1756-OF6CI 6 individually isolated current outputs 0…21 mA 13 bits across 21mA (2.7 mA) 1756-TBNH
1756-TBSH
1756-OF6VI 6 individually isolated voltage outputs ± 10.5V 14 bits across 21V (1.3 mV)
(13 bits across 10.5V +sign bit)
1756-TBNH
1756-TBSH
1756-OF8 8 voltage or current outputs ±10.4V
0…21 mA
15 bits across 21 mA - 650 nA/bit
15 bits across 10.4V - 320 mV/bit
1756-TBNH
1756-TBSH
1756-OF8K Conformal coated – 8 voltage or current outputs
1756-OF8H 8 voltage or current outputs, HART interface ±10.4V
0…20 mA
4…20 mA
15...16 bits 1756-TBNH
1756-TBSH
1756-OF8HK 8 voltage or current outputs, conformal coated HART interface
1756-OF8I 8 isolated channels - Any combination of voltage or current mode ±10V
0…10V
0…5V
0…20 mA
15 bits across 21 mA - 650 nA/bit
15 bits across 10.4V - 320 mV/bit
1756-TBCH
1756-TBS6H
1756-OF8IK Conformal coated – 8 isolated channels - Any combination of voltage or current mode
  

Analog Combination Input and Output Module

Specifications [PDF]

Cat. No. Inputs/Outputs Range Resolution Removable Terminal Block
1756-IF4FXOF2F 4 high-speed, sub-millisecond, differential inputs
2 high-speed voltage or current outputs
Input:
± 10.5V
0…10.5V
0…5.25V
0…21 mA


Output:
± 10.4V
0…21 mA
Input:
Approx. 14 bits across ±10V DC (21V total)
±10V: 1.3 mV/bit, 14-bit effective
0…10.5V: 1.3 mV/bit, 13-bit effective
0…5.25V: 1.3 mV/bit, 12-bit effective
Approx. 12 bits across 21 mA
0…21 mA: 5.25 mA/bit


Output:
13 bits across 21 mA = 2.8 mA/bit
14 bits across 21.8V = 1.3 mV/bit
1756-TBCH
1756-TBS6H