1756-IF16/A Allen-Bradley PLC 16 Channel Current/Voltage Analog Input Module(36 Pin) Series A New

Number of Inputs

16 single ended, 8 differential or 4 differential (high speed)

Module Location

1756 ControlLogix Chassis

Backplane current

150mA @ 5.1V dc & 65mA @ 24V dc (2.33W)

Power Dissipation within Module

Thermal Dissipation

2.3W voltage

3.9W current

7.84 BTU/hr voltage

13.30 BTU/hr current

Input Range and resolution

+/-10.25V – 320µV/cnt (15 bits plus sign bipolar)

0-10.25V – 160µV/cnt (16 bits)

0-5.125V – 80µV/cnt (16 bits)

0-20.5mA – 0.32µA/cnt (16 bits)

Data Format

Integer mode (2s complement)

Floating point IEEE 32 bit

Input Impedance

Voltage

Curren

>1megOhm

249Ohm

Open Circuit Detection Time

Differential voltage - Positive full scale reading within 5s

Single Ended/Diff. current - Negative full scale reading

within 5s

Single Ended voltage -Even numbered channels go to

positive full scale reading within 5s, odd numbered

channels go to negative full scale reading within 5s

Overvoltage Protection

30V dc voltage

8V dc current

Normal Mode Noise Rejection

>80dB at 50/60Hz

Common Mode Noise Rejection

>100dB at 50/60Hz

Calibrated Accuracy at 25°C
Calibration Interval

Better than 0.05% of range - voltage

Better than 0.15% of range - current

Input Offset Drift with Temperature

45uV/degree

Gain Drift with Temperature

15 ppm/degree C - voltage

20 ppm/degree C - current

Module Error over Full Temp. Range

0.1% of range - voltage

0.3% of range - current

Module Scan Time for All Channels

(Sample Rate Module Filter

Dependent)

16 pt single ended - 16-488ms

8 pt differential - 8-244ms

4 pt differential - 5-122ms

Module Conversion Method

Sigma-Delta

Isolation Voltage

User to syste

100% tested at 2550 dc for 1s

Module Keying (Backplane)

Electronic

RTB Screw Torque (Cage clamp)

4.4 inch-pounds (0.4Nm)

RTB Keying

User defined

RTB and Housing

36 Position RTB (1756-TBCH or TBS6H)

Environmental Conditions

Operating Temperature

Storage Temperature

Relative Humidity

0 to 60°C (32 to 140°F)

-40 to 85°C (-40 to 185°F)

5 to 95% noncondensing

Screwdriver Width for RTB

1/8 inch (3.2mm) maximum

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-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-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-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