MSI-SR5B-02

Safety relay

Part no.: 547953

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Series MSI-SR5B
Functions Double sensor monitoring, Automatic start/restart, Contactor monitoring (EDM), Cross circuit monitoring, Start/restart interlock (RES), selectable
Restart Automatic, Manual
SIL 3, IEC 61508
SILCL 3, IEC/EN 62061
Performance Level (PL) e, EN ISO 13849-1
MTTFd 73 years, EN ISO 13849-1
PFHD 1E-08 per hour
PFHD, nop = 4800 0.00000001 per hour
PFHD, nop = 28800 0.00000002 per hour
PFHD, nop = 86400 0.00000005 per hour
Mission time 20 years, EN ISO 13849-1
Category 4, EN ISO 13849
STOP category 0, IEC/EN 60204-1
B10d at AC1 (ohmic load) 400,000 number of cycles
B10d at DC13 (inductive load) 4,000,000 number of cycles
Protective circuit Fuse on switching output, upstream
Switching frequency, max. 3600 switching cycles/h
Continuous current per current path, max. 2 A
Input current, max. 150 mA
External safeguarding for supply circuit 200 mA delay-action
External contact fuse protection per current path 5 A quick-action, or 3.15 A delay-action
Permissible input line resistance, max. 30 Ω
Supply voltage UB 24 V, DC, -20 ... 20 %
Current consumption, max. Without external load
Number of safety-related switching outputs (OSSDs) 2 Piece(s)
Type Safety-related switching output OSSD
Voltage type DC
Switching element Relay, NO
Switching element Relay, NO
Pickup delay, automatic start 350 ms
Pickup delay, manual start 50 ms
Regression delay 10 ms
Test pulse acceptance, max. 1 ms
Time window between 2 channels of a sensor, max. 60 ms
Number of connections 1 Piece(s)
Connectible safety sensors (AOPDs) Up to 2 AOPDs type 4, type 3 or type 2 self-testing
Connectible electro-mechanical safety devices Safety switches, E-Stop command devices, 1 and 2-channel
Function Connection to device
Type of connection Terminal
Type of terminal Spring-cage terminal
No. of pins 16 -pin
Connection cross sections 0.2 to 1.5 mm²
Dimension (W x H x L) 22.5 mm x 111 mm x 114.1 mm
Housing material Plastic
Plastic housing PA 66
Net weight 170 g
Housing color Gray
Type of fastening Snap-on mounting
Mechanical life time 10,000,000 actuation cycles
Type of display LED
Number of LEDs 4 Piece(s)
Ambient temperature, operation 0 ... 55 °C
Ambient temperature, storage -25 ... 70 °C
Relative humidity (non-condensing) 0 ... 95 %
Degree of protection IP 20 (terminals), IP 40 (housing)
Protection class II
Certifications c TÜV NRTL US, c UL US, TÜV Süd
US patents US 6,418,546 B
Customs tariff number 85371098
ECLASS 8.0 27371819
ECLASS 9.0 27371819
ECLASS 10.0 27371819
ECLASS 12.0 27371819
ETIM 5.0 EC001449
ETIM 6.0 EC001449
ETIM 7.0 EC001449
3D-CAD model - zip
Declaration of Conformity - pdf
Certificate - TÜV Süd - pdf
Certificate - TÜV Süd cNRTL US - pdf
Certificate - TÜV Rheinland MSI-SR5.../MC3xx-S2 - pdf