B&R 7CM211.7

Product Description

The B&R 7CM211.7 is a combination module that integrates digital and analog I/O functionalities into a single unit. It's designed to be used with B&R's System 2003, which offers a cost-effective and compact solution for industrial control systems. This module is capable of handling various process variables and controlling different actuators. It's often found in systems requiring a mix of discrete and continuous signal processing.

Product Parameters

Here are the key technical parameters for the B&R 7CM211.7:

• Module Type: Combination I/O Module

• Digital Inputs: 8 (24 VDC, sink wiring)

• 3 single-channel counters

• 2 dual-channel counters

• 2 incremental encoders (up to 20 kHz)

• Configurable as:

• Input Voltage Range: 18 - 30 VDC (nominal 24 VDC)

• Input Current (at nominal voltage): Approximately 4 mA

• Switching Threshold: <5 V (LOW), >15 V (HIGH)

• Delay: <4 ms (with SW filter), <0.01 ms (without SW filter)

• Digital Outputs: 8 (transistor outputs)

• Rated Voltage: 24 VDC

• Rated Current: Max. 0.5 A per output

• Total Output Current: Max. 4 A

• Wiring: Source

• Protection: Short-circuit proof, overload protection

• Leakage Current (0 signal): 12 µA

• Analog Inputs: 2 (asymmetric)

• Voltage: Offset ±2.62mV, Gain ±0.2%

• Current: Offset ±5.29μA, Gain ±0.2%

• Input Signal - Nominal: ±10 V / 0-20 mA (selectable per channel with switch)

• Digital Converter Resolution: 12-bit

• Data Format: 16-bit 2's complement

• Conversion Time: <4 ms for both channels (cyclically converted)

• Input Impedance: $\ge 1M\Omega$ (voltage), 95 - 200 Ω (current)

• Measurement Precision (at 25°C):

• Offset Drift: ±2mV/∘C (voltage), ±5.9μA/∘C (current)

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