Schmersal 101183481 SRB401EM Expander Module with 4 Safety Contacts & 115 VAC Operating Voltage

MPN: 101183481
PPN: SCM-101183481

$375.09

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Description

SRB401EM Expander Module with 4 Safety Contacts & 115 VAC Operating Voltage

Features

Expander module for contact expansion
4 safety contacts, STOP 0
1 Signalling output

Documentation & Downloads

Specifications

Key Specifications

Width	22.5 mm
Depth	121 mm

Height	100 mm

Electrical data

Frequency range	50 Hz \| 60 Hz
Rated operating voltage	115 VAC
Rated AC voltage for controls, 50 Hz, minimum	97.8 VAC
Rated AC voltage for controls, 60 Hz, minimum	97.8 VAC
Electrical power consumption	1 W
Contact resistance, maximum	0.1 Ω
Drop-out delay in case of "emergency stop", maximum	35 ms
Material of the contacts, electrical	AgSn0. self-cleaning, positive drive

Operating voltage	115 VAC -15 % / +6 %
Operating current	50 mA
Rated control voltage at AC 50 Hz, maximum	121.9 VAC
Rated control voltage at AC 60 Hz, maximum	121.9 VAC
Electrical power consumption	1 VA
Note (Contact resistance)	in new state
Pull-in delay at automatic start, maximum, typically	30 ms

Note

Note (General)	Inductive loads (e.g. contactors, relays, etc.) are to be suppressed by means of a suitable circuit.

Mechanical data - Dimensions

Width	22.5 mm
Depth	121 mm

Height	100 mm

Ambient conditions - Insulation values

Rated impulse withstand voltage U	4 kV
Degree of pollution	2

Overvoltage category	III

General data - Features

Stop-Category	0
Removable Terminals	Yes
Automatic reset function	Yes
Integral system diagnostics, status	Yes
Number of LEDs	1
Number of safety contacts	4

Wire breakage detection	Yes
Feedback circuit	Yes
Earth connection detection	Yes
Number of auxiliary contacts	1
Number of normally closed (NC)	1

General data

Standards	EN IEC 62061 \| EN ISO 13849-1 \| EN IEC 60947-5-1 \| EN IEC 60947-5-3 \| EN IEC 60947-5-5 \| EN IEC 61508 \| EN IEC 60204-1 \| EN IEC 60947-1
Enclosure material	Glass-fibre reinforced thermoplastic, ventilated

Climatic stress	EN 60068-2-78
Gross weight	260 g

Safety classification

Standards	EN IEC 60947-5-1 \| EN IEC 61508
Category, Stop 0	4
PFH value, Stop 0	2.00 x 10⁻⁸ /h
Mission time	20 Year(s)

Performance Level, stop 0, up to	e
Diagnostic Coverage (DC) Level, Stop 0	≥ 99 %
Safety Integrity Level (SIL), Stop 0, suitable for applications in	3
Common Cause Failure (CCF), minimum	65

Wiring example

Note (Wiring diagram)

Relay outputs: 1-channel control of the expander module is suitable for contact reinforcement or multiplication of the connected safety relay module. | Terminals X1 and X2 of the expander module must be connected to the feedback circuit or reset circuit of the safety relay module. | The wiring diagram shows the control of the expander module by a SRB... safety relay module with the guard doors closed and in de-energised condition.

Ambient conditions

Degree of protection of the enclosure	IP40
Degree of protection of clips or terminals	IP20
Storage and transport temperature, minimum	-40 °C
Resistance to vibrations	10...55 Hz, Amplitude 0.35 mm, ± 15 %

Degree of protection of the mounting space	IP54
Ambient temperature	-25 ... +50 °C
Storage and transport temperature, maximum	+85 °C
Restistance to shock	30 g / 11 ms