B&R X20cSC2432

I/O module, 2 safe type A digital inputs, 2 pulse outputs

MPN
X20cSC2432
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What is the B&R X20cSC2432?

2 safe digital inputs, sink circuit

2 pulse outputs

Software input filter configurable for each channel

2 safe relay outputs

Output type "Relay"

Relay module for 48 VAC / 24 VDC

Switching current 6 A

Normally open contact

Single-channel isolated outputs

The module is equipped with 2 safe digital inputs and 2 safe relay outputs. It is designed for a nominal voltage of 24 VDC.

The module can be used to read digital signals and for floating control of actuators in safety-related applications up to PL e or SIL 3.

The module is equipped with filters that are individually configurable for switch-on and switch-off behavior. The module also provides pulse signals for diagnosing the sensor line.

Safety relays are installed in the module. The positively driven feedback contacts are evaluated internally by the module. Safe digital output channels provide protection against automatic restart when network errors occur.

This module is designed for X20 12-pin terminal blocks.

Specifications

Short description

I/O module2 safe type A digital inputs, 2 pulse outputs, 24 VDC, 2 relays with 1 normally open contact each, 48 VAC / 6 A, 24 VDC / 6 A

General information

Diagnostics – Module run/errorYes, using LED status indicator and software
Diagnostics – OutputsYes, using LED status indicator and software
Diagnostics – InputsYes, using LED status indicator and software
Blackout mode – ScopeModule
Blackout mode – FunctionModule functionality
Blackout mode – Standalone modeNo
Power consumption – Bus0.26 W
Power consumption – Internal I/O1.15 W
Additional power dissipation caused by actuators (resistive) [W] – Relay outputsMechanical and electrical configuration" in the X20 system user's manual.">1.44 (note: Number of outputs x Contact resistance x Nominal output current 2 . For a calculation example, see section)
Additional power dissipation caused by actuators (resistive) [W] – Pulse outputsMechanical and electrical configuration" in the X20 system user's manual.">0.1 (note: Number of outputs x R DS(on) x Nominal output current 2 . This value also applies to sensors that are supplied via these outputs. For a calculation example, see section)
Electrical isolation – Channel - BusYes
Electrical isolation – Channel - ChannelYes
Certifications – EN 50155Yes
Certifications – EN 61810-3Yes
Certifications – CEYes
Certifications – UKCAYes
Certifications – CRA (Cyber Resilience Act)In preparation
Certifications – Functional safetycULus FSPC E361559; Energy and industrial systems; Certified for functional safety; ANSI UL 1998:2013
Certifications – Functional safetyIEC 61508:2010, SIL 3; EN 62061:2005/A2:2015, SIL 3; EN ISO 13849-1:2015, Cat. 4 / PL e; IEC 61511:2004, SIL 3
Certifications – Functional safetyEN 50156-1:2004
Certifications – ATEXZone 2, II 3G Ex nA nC IIA T5 Gc; IP20, Ta (see X20 user's manual); FTZÚ 09 ATEX 0083X
Certifications – ULcULus E115267; Industrial control equipment
Certifications – HazLoccCSAus 244665; Process control equipment; for hazardous locations; Class I, Division 2, Groups ABCD, T5
Certifications – DNVTemperature: A (0 to 45°C); Humidity: B (up to 100%); Vibration: A (0.7 g); EMC: B (bridge and open deck)
Certifications – LRENV1
Certifications – KRYes
Certifications – ABSYes
Certifications – BVEC21B ; Temperature: 5 - 45°C; Vibration: 0.7 g; EMC: Bridge and open deck
B&R ID code0xDD5D
Status indicatorsI/O function per channel, operating state, module status

Safety characteristics

NoteSee section "Safety characteristics".

I/O power supply

Nominal voltage24 VDC
Voltage range24 VDC -15% / +20%
Integrated protective functionReverse polarity protection

Safe digital inputs

Input filter – Hardware≤150 μs
Input filter – SoftwareConfigurable between 0 and 500 ms
Switching threshold – Low<5 VDC
Switching threshold – High>15 VDC
Quantity2
VariantType A
Nominal voltage24 VDC
Input characteristics per EN 61131-2Type 1
Input circuitSink
Input voltage24 VDC -15% / +20%
Input current at 24 VDCMin. 2 mA to max. 4.59 mA (note: The input current specifications refer to the switched-on state of the input.)
Input resistanceMin. 5.23 kΩ
Error detection time100 ms
Insulation voltage between channel and bus500 V eff
Line length between signal source (pulse output or external signal) and inputMax. 60 m with unshielded line; Max. 400 m with shielded line

Relay outputs

Switching delay – 0 → 1<50 ms
Switching delay – 1 → 0<50 ms
Max. switching capacity – AC148 VAC / 6 A
Max. switching capacity – AC1548 VAC / 3 A
Max. switching capacity – DC124 VDC / 6 A
Max. switching capacity – DC1324 VDC / 5 A / 0.1 Hz
Max. switching capacity – UL 508B300 / R300
Quantity2
VariantRelay / Normally open contact, internal high-side and low-side control
Nominal output current5 mA to 6 A
Diagnostic statusContact position determined by positively driven contacts
Max. switching frequencySee section "Inrush current behavior for output channels".
Insulation voltage between channel and busSafe disconnection of 300 VAC per EN 50178
Insulation voltage between channel and channel48 VAC
Contact resistance (without terminal block)20 mΩ
Contact service lifeSee "Contact service life".
Short-circuit/Overload protectionExternal 6 A gL/gG fuse (melting fuse), LS automat C characteristic 1.6 A
Switching voltage range5 to 24 VDC, 5 to 48 VAC
Coil voltage24 VDC -15% / +20%
Short-circuit proofYes, 1000 A (with specified short-circuit/overload protection)
Max. inrush current30 A for 20 ms
Overvoltage category per EN 60664-1II

Pulse outputs

Quantity2
VariantPush-Pull
Nominal output current50 mA
Output protectionShutdown of individual channels in the event of overload or short circuit (note: The protective function is provided for max. 30 minutes for a continuous short circuit.)
Peak short-circuit current25 A for 5 ms
Short-circuit current1.4 A eff
Leakage current when the output is switched off0.1 mA
R DS(on)20 Ω
Switching voltageI/O power supply minus voltage drop due to R DS(on)
Total nominal current100 mA

Operating conditions

Mounting orientation – HorizontalYes
Mounting orientation – VerticalYes
Installation elevation above sea level0 to 2000 m, no limitation
Degree of protection per EN 60529IP20

Ambient conditions

Temperature – Horizontal mounting orientation-25 to 60°C (note: Compared to the value in the X20 system user's manual, where the angle of the horizontal mounting orientation is specified as 70°, this only applies up to an angle of 85° for the X20(c)SC2432. Below this, the derating for face-up installation must be applied.)
Temperature – Vertical mounting orientation-25 to 50°C
Temperature – DeratingSee section "Derating".
Temperature – Starting temperatureYes, -25°C
Temperature – Storage-40 to 85°C
Temperature – Transport-40 to 85°C
Relative humidity – OperationUp to 100%, condensing
Relative humidity – Storage5 to 95%, non-condensing
Relative humidity – Transport5 to 95%, non-condensing

Mechanical properties

NoteOrder 1x safety-keyed terminal block separately.; Order 1x safety-keyed bus module separately.
Pitch25 +0.2 mm

Accessories

Required accessories (order separately)

X20cBM33Bus modules — Bus module for SafeIO modules; The internal I/O power supply is continuous. The bus module is the base for all SafeIO modules. The internal…
X20TB52Terminal blocks — Tool-free wiring using push-in technology; Simple wire release using a lever; Labeling option for each terminal connection; Plain text labe…

Downloads & documentation

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

Data sheets & manuals

CAD & dimension drawings

Certificates (16)

X20cSC2432: frequently asked questions

When can X20cSC2432 be shipped?

X20cSC2432 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 X20cSC2432 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 X20cSC2432 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 X20cSC2432, subject to availability and destination.

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B&R X20cSC2432Price and lead time confirmed within 1 business day
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