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B&R X20cCMR011

I/O module, measurement of ambient conditions

MPN: X20cCMR011
Category: Other functions

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12-month warranty (new) · 3-month (used/refurbished)
30-day returns, no restocking fee on unused parts
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What is the B&R X20cCMR011?

Measurement and evaluation of the ambient conditions in the control cabinet

Recording ambient conditions

Recording operating hours and power-on cycles

Saving user data directly on the module

Supports blackout mode

2 inputs for PT1000 temperature sensors

2 digital inputs 24 VDC

1 digital output 24 VDC

Specifications

Short description

I/O module

Measurement of ambient conditions:; Temperature in the module, relative humidity, vibration, shock, position, operating hours, power-on cycles; 2 digital inputs, 1 digital output, 2 Pt1000 temperature inputs

General information

Diagnostics – Module run/error	Yes, using LED status indicator and software
Diagnostics – Output	Yes, using LED status indicator and software (output error status)
Blackout mode – Scope	Module
Blackout mode – Function	Module functionality
Blackout mode – Standalone mode	No
Power consumption – Bus	0.4 W
Power consumption – Internal I/O	0.1 W
Application memory – Type	512 kB flash memory
Application memory – Sectors	8 sectors, 64 kB each
Application memory – Data retention	20 years at 55°C
Application memory – Guaranteed erase/write cycles	100,000 per sector
Application memory – Error-correcting code (ECC)	No
Application memory – Write protection	No
Certifications – CE	Yes
Certifications – UKCA	Yes
Certifications – CRA (Cyber Resilience Act)	In preparation
Certifications – DNV	Temperature: B (0 to 55°C); Humidity: B (up to 100%); Vibration: B (4 g); EMC: B (bridge and open deck)
Certifications – LR	ENV1
Certifications – KR	Yes
Certifications – ABS	Yes
Certifications – BV	EC33B ; Temperature: 5 - 55°C; Vibration: 4 g; EMC: Bridge and open deck
B&R ID code	0x2A02
Status indicators	I/O function per channel, overload, memory access, operating state, module status
Additional power dissipation caused by actuators (resistive) [W]	+0.075

Digital inputs

Input filter – Hardware	≤100 μs
Input filter – Software	Default 1 ms, configurable between 0 and 25 ms in 0.2 ms increments
Switching threshold – Low	<5 VDC
Switching threshold – High	>15 VDC
Quantity	2
Nominal voltage	24 VDC
Input voltage	24 VDC -15% / +20%
Input current at 24 VDC	Typ. 3.75 mA
Input circuit	Sink
Connection type	1-wire connections
Input resistance	Typ. 6.4 kΩ
Insulation voltage between channel and bus	500 V eff

Resistance measurement temperature inputs

Sensor – Pt1000	-40 to 125°C
Temperature sensor resolution – Pt1000	1 LSB = 0.1°C
Temperature measurement monitoring – Range undershoot	0x8001
Temperature measurement monitoring – Range overshoot	0x7FFF
Temperature measurement monitoring – Open circuit	0x7FFF
Temperature measurement monitoring – General fault	0x8000
Temperature measurement monitoring – Open inputs	0x7FFF
Quantity	2
Input	Resistance measurement for 2-wire connections
Digital converter resolution	12-bit
Filter time	Configurable
Conversion time	1 ms for all inputs
Output format	INT
Input filter	Averaging with clipping function
Linearization method	Internal
Permissible input signal	Short-term ±15 V
Max. gain drift	0.0003 %/°C
Max. offset drift	0.06 %/°C
Nonlinearity	<0.010%

Temperature and humidity sensor

Temperature measurement – Measurement range	-25 to 125°C
Temperature measurement – Resolution	0.1°C/LSB
Temperature measurement – Max. error	±0.3°C
Humidity measurement – Measurement range	5 to 95%
Humidity measurement – Resolution	1%/LSB
Humidity measurement – Max. error	±2% at 10 to 80% relative humidity; ±3% at <10 and >80% relative humidity
Sensor position	Module-internal
Sampling rate	1 s

Acceleration and angle sensor

Acceleration measurement – Measurement range	±16 g
Acceleration measurement – Resolution	0.488 mg/LSB
Acceleration measurement – Linearity over temperature	±1% at -40 to 85°C
Acceleration measurement – Offset calibration error	±40 mg
Angular velocity measurement – Measurement range	±2000 dps (note: dps: Degrees per second (°/s))
Angular velocity measurement – Resolution	±70 mdps per LSB
Angular velocity measurement – Linearity over temperature	±1.5% at -40 to 85°C
Angular velocity measurement – Offset calibration error	±10 dps
Sensor position	Module-internal
Sampling rate	Typ. 10 ms

Digital outputs

Switching delay – 0 → 1	<300 µs
Switching delay – 1 → 0	<300 µs
Switching frequency – Resistive load	Max. 100 Hz
Switching frequency – Inductive load	See section "Switching inductive loads".
Protective measures – Short-circuit proof	Yes
Protective measures – Overload-proof	Temporary overload
Quantity	1
Variant	Current-sourcing FET
Nominal voltage	24 VDC
Switching voltage	24 VDC -15% / +20%
Nominal output current	0.5 A
Connection type	1- or 2-wire connections
Output circuit	Source
Diagnostic status	Output monitoring with 10 ms delay
Leakage current when the output is switched off	120 µA
R DS(on)	300 mΩ
Insulation voltage between channel and bus	500 V eff

Electrical properties

Electrical isolation

Analog channel not isolated from bus; Digital channel isolated from bus; Digital channel not isolated from digital channel

Operating conditions

Mounting orientation – Horizontal	Yes
Mounting orientation – Vertical	Yes
Installation elevation above sea level – 0 to 2000 m	No limitation
Installation elevation above sea level – >2000 m	Reduction of ambient temperature by 0.5°C per 100 m
Degree of protection per EN 60529	IP20

Ambient conditions

Temperature – Horizontal mounting orientation	-25 to 60°C
Temperature – Vertical mounting orientation	-25 to 50°C
Temperature – Derating	-
Temperature – Storage	-40 to 85°C
Temperature – Transport	-40 to 85°C
Relative humidity – Operation	Up to 100%, condensing
Relative humidity – Storage	5 to 95%, non-condensing
Relative humidity – Transport	5 to 95%, non-condensing

Mechanical properties

Note	Order 1x terminal block X20TB12 separately.; Order 1x bus module X20cBM11 separately.
Pitch	12.5 +0.2 mm

Accessories

Required accessories (order separately)

X20cBM11	Bus modules — Bus module for 24 VDC I/O modules; The internal I/O power supply is connected through.
X20TB12	Terminal blocks — Tool-free wiring with push-in technology; Simple wire release using lever; Ability to label each terminal; Plain text labeling also possibl…

Downloads & documentation

Official documents from B&R, downloaded directly from the manufacturer.

Data sheets & manuals

CAD & dimension drawings

Certificates (8)

X20cCMR011: frequently asked questions

When can X20cCMR011 be shipped?

X20cCMR011 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up X20cCMR011 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for X20cCMR011 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for X20cCMR011, subject to availability and destination.