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Part no.: 547953 – MSI-SR5B-02 – Safety relay
Technical data
Basic data
Series MSI-SR5B
Functions
Functions Start/restart interlock (RES), selectable
Restart Manual
Characteristic parameters
SIL 3, IEC 61508
SILCL 3, IEC/EN 62061
Performance Level (PL) e, EN ISO 13849-1
MTTF
d
PFH
D
PFH
D
PFHD, nop = 4800 0.00000001 per hour
PFHD, nop = 28800 0.00000002 per hour
PFHD, nop = 86400 0.00000005 per hour
Mission time T
Category 4, EN ISO 13849
STOP category 0, IEC/EN 60204-1
B10dat AC1 (ohmic load) 400,000 number of cycles
B10dat DC13 (inductive load) 4,000,000 number of cycles
M
Double sensor monitoring
Cross circuit monitoring
Contactor monitoring (EDM)
Automatic start/restart
Automatic
73 years, EN ISO 13849-1
0.00000001 per hour
1E-08 per hour
20 years, EN ISO 13849-1
Electrical data
Protective circuit Fuse on switching output, upstream
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
Performance data
Supply voltage 24 V, DC, -20 ... 20 %
Current consumption, max. Without external load
Outputs
Number of safety-related switching outputs (OSSDs) 2 Piece(s)
Safety-related switching outputs
Type Safety-related switching output OSSD
Voltage type DC
Safety-related switching output 1
Switching element Relay, NO
Safety-related switching output 2
Switching element Relay, NO
Timing
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Part no.: 547953 – MSI-SR5B-02 – Safety relay
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
Connection
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 E-Stop command devices, 1 and 2-channel
Connection 1
Type of connection Terminal
Function Connection to device
Type of terminal Spring-cage terminal
No. of pins 16 -pin
Cable properties
Connection cross sections 0.2 to 1.5 mm²
Safety switches
Mechanical data
Dimension (W x H x L) 22.5 mm x 111 mm x 114.1 mm
Housing material Plastic, PA 66
Net weight 170 g
Housing color Gray
Type of fastening Snap-on mounting
Mechanical life time 10,000,000 switching cycles
Operation and display
Type of display LED
Number of LEDs 4 Piece(s)
Environmental data
Ambient temperature, operation 0 ... 55 °C
Ambient temperature, storage -25 ... 70 °C
Relative humidity (non-condensing) 0 ... 95 %
Certifications
Degree of protection IP 40 (housing)
Protection class II
Certifications TÜV Süd
US patents US 6,418,546 B
IP 20 (terminals)
c UL US
c TÜV NRTL US
Classification
eCl@ss 8.0 27371819
eCl@ss 9.0 27371819
ETIM 5.0 EC001449
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Part no.: 547953 – MSI-SR5B-02 – Safety relay
Electrical connection
Connection 1
Type of connection Terminal
Function Connection to device
Type of terminal Spring-cage terminal
No. of pins 16 -pin
Terminal Assignment
5 +24V
6 0 V
7 Sensor input 1 channel 2, 24V
8 Sensor input 2 channel 2, 24V
13 Sensor input 1 channel 2, 0V
14 Sensor supply, contacts 24V OUT
15 Sensor input 2 channel 2, 0V
16 Restart input
21 Sensor input 1 channel 1, 24V
22 Sensor supply contacts 0V OUT
23 Sensor input 2 channel 1, 24V
24 Restart automatic output
29 Relay contact 1 IN
30 Relay contact 1 OUT
31 Relay contact 2 IN
32 Relay contact 2 OUT
Operation and display
LEDs
LED Display Meaning
1 Green, continuous light Supply voltage on
2 Green, continuous light Channel 1
3 Green, continuous light Channel 2
4 Orange, continuous light Start/restart interlock locked
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