1756-IR6I Allen-Bradley PLC 6 Channel Isolated RTD Input Module(20 Pin) New

1756-IR6I Allen-Bradley PLC 6 Channel Isolated RTD Input Module(20 Pin) New

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PLCAGE:1756-IR6I  Allen-Bradley PLC 6 Channel Isolated RTD Input Module(20 Pin) New

Feature

On-board data alarming

Scaling to engineering units

Real-time channel sampling

Data Format: Integer mode (left justified, 2s complement) IEEE 32-bit floating point

Module conversion method: Sigma-Delta

Module keying: Electronic software configurable

RTB keying: User-defined mechanical

Specification

Number of Inputs	6 individually isolated channels
Module Location	1756 ControlLogix Chassi
Backplane Power Requirements (No external power requirements)	250mA @ 5.1V dc & 125mA @ 24V dc (4.25W)
Power Dissipation within Module Thermal Dissipation	4.3W 14.66 BTU/hr
Input Range	1-487W, 2-1000W, 4-2000W, 8-4020W
Resolution in Ranges 487W 1000W 2000W 4020W	Approximately 16 bits across each input range 7.7mW/count 15mW/count 30mW/count 60mW/count
Sensors Supported	Resistance 4-4020W 100, 200, 500, 1000W Platinum, alpha=385 100, 200, 500, 1000W Platinum, alpha=3916 120W Nickel, alpha=672 100, 120, 200, 500W Nickel, alpha=618 10W Copper
Data Format	Integer mode (2s complement) Floating point IEEE 32 bit
Open Circuit Detection Time	Positive full scale reading within 5s with any combination of lost wires, except input terminal B alone. If input terminal B is lost by itself, the module reads a negative full scale reading within 5s.
Overvoltage Protection	24V ac/dc maximum
Normal Mode Noise Rejection	60dB at 60Hz
Common Mode Noise Rejection	120dB at 60Hz, 100db at 50Hz
Channel Bandwidth	15Hz
Settling Time to 5% of Full Scale	<80ms
Calibrated Accuracy at 25oC Calibration Interval	Better than 0.1% of range 12 months typical
Input Offset Drift with Temperature	10mW/degree C
Gain Drift with Temperature	50 ppm/degree C typical (90 ppm maximum)
Module Error over Full Temp. Range	0.54% of range
Module Scan Time for all Channels (Sample Rate)	25ms minimum floating point (ohms) 50ms minimum floating point (temperature) 10ms minimum integer (ohms)
Module Conversion Method	Sigma-Delta
Isolation Voltage Channel to channel User to system	Optoisolated, transformer isolated 100% tested at 1700V dc for 1s, based on 250V ac 100% tested at 1700V dc for 1s, based on 250V ac
Module Keying (Backplane)	Electronic
RTB Screw Torque (NEMA)	7-9 inch-pounds (0.8-1Nm)
RTB Keying	User defined mechanical keying
RTB and Housing	20 Position RTB (1756-TBNH or TBSH)
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	5/16 inch (8mm) maximum

 

Cat. No.	Inputs/Outputs	Range	Resolution	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	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	1756-TBNH 1756-TBSH
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	1756-TBNH 1756-TBSH