MSI-SR4B-02 Leuze Safety Relays

Product Details

• Protection class
  II
• Housing material
  Plastic
• Approvals
  TÜV Süd; c UL US
• Customs tariff number
  85371098
• Degree of protection
  IP 20 (terminals); IP 40 (housing)
• Ambient temperature, storage
  -25 ... 70 °C
• Number of LEDs
  4 Piece(s)
• Ambient temperature, operation
  0 ... 55 °C
• Type of display
  LED
• Type of fastening
  Snap-on mounting
• Housing color
  Gray
• Net weight
  170 g
• Mechanical life time
  10,000,000 actuation cycles
• Electrical contact material
  Silver alloy
• No. of pins
  16 -pin
• Plastic housing
  PA 66
• Time window for signal sequence monitoring
  20 ms
• Type of terminal
  Spring-cage terminal
• Type of connection
  Terminal
• Test pulse acceptance, max.
  1 ms
Connection cross sections
0.2 to 1.5 mm²
Number of connections
1 Piece(s)
Dimension (W x H x L)
22.5 mm x 111 mm x 114.1 mm
Regression delay
10 ms
Pickup delay, automatic start
300 ms
Pickup delay, manual start
30 ms
Max. thermal continuous current Ith, release current paths
6 A
Number of outputs, safety-oriented, delayed, contact-based
0 Piece(s)
Number of outputs, signaling function, non-delayed, contact-based
1 Piece(s)
Function
Connection to device
Number of outputs, safety-oriented, non-delayed, contact-based
3 Piece(s)
Response time
10 ms
Voltage type
AC/DC
Switching element
Relay, NO
Type
Safety-related switching output OSSD
Input current, max.
100 mA
External safeguarding for supply circuit
200 mA delay-action
Number of safety-related switching outputs (OSSDs)
3 Piece(s)
Current consumption, max.
Without external load
Power consumption, max.
3 W, For 24 V, plus output load
Continuous current per current path, max.
3 A
Supply voltage UB
24 V, AC/DC, -20 ... 20 %
Permissible input line resistance, max.
30 Ω
STOP category
0, IEC/EN 60204-1
B10d at DC13 (inductive load)
1,000,000 number of cycles
Category
4, EN ISO 13849-1
B10d at AC15 (inductive load)
1,400,000 number of cycles
Mission time
20 years, EN ISO 13849-1
PFHD, nop = 28800
0.0000000045 per hour
Switching frequency, max.
3600 switching cycles/h
Protective circuit
Fuse on switching output, upstream
PFHD, nop = 86400
0.000000015 per hour
PFHD, nop = 4800
0.0000000014 per hour
Application
E-Stop circuits; Optoelectronic protective devices; Position switches (mechanical contacts); Solenoid switches (reed contacts, equivalent); Transponder switches (OSSD outputs)
Restart
Automatic; Manual
SILCL
3, IEC/EN 62061
Series
MSI-SR4B
MTTFd
73 years, EN ISO 13849-1
PFHD
2,1E-08 per hour
Performance Level (PL)
e, EN ISO 13849-1
Functions
Contactor monitoring (EDM); Cross circuit monitoring; Start/restart interlock (RES)
SIL
3, IEC 61508

Related documents MSI-SR4B-02 Specs