Specifications – Rockwell Automation 440R-S845AER-NNL MSR57P GuardMaster Speed Monitoring Safety Relay User Manual
Page 6

6 GuardMaster MSR57P Speed Monitoring Safety Relay
Publication 440R-IN016B-EN-P - November 2008
Specifications
GuardMaster MSR57P Speed Monitoring Safety Relay – 440R-S845AER-NNL
Attribute
Value
Standards
IEC/EN60204-1, ISO12100, IEC 61800-5-2
Safety category
Cat. 4 and PL e per EN ISO 13849-1; SIL CL1 to CL3 per IEC 61508/EN62061
Power supply
24V dc, 0.8…1.1 x rated voltage
(3)
PELV/SELV
(3)
Safety outputs need additional fuse for reverse voltage protection of the control circuit. Install a 6 A slow-blow or 10 A
fast-acting fuse.
Aggregate current of
MSR57P
10.4 A max. @ terminal A1 + 13
Power consumption
5 W
Outputs 14, 24, 68, 78
24V dc, 2 A, short-circuit protected
Outputs 34, 44
24V dc, 100 mA, short-circuit protected
Outputs Y35, Y37
24V dc, 50 mA, short-circuit protected
Door switches 51, 52
(1)
(1)
For information on using these outputs in bipolar or cascading configurations, refer to the GuardMaster Speed Monitoring
Safety Relay, publication 440R-UM004.
24V dc, short-circuit protected
•
1.5 A, bipolar (Power to Release/Power to Lock) configuration
•
20 mA, cascading (2 Channel Source) configuration
Outputs Y32, Y33
24V dc, 100 mA, short-circuit protected
Output Y1
24V dc, 20 mA, short-circuit protected
Pulse outputs S11, S21 24V dc, 100 mA, short-circuit protected
Pulse inputs S12, S22,
S32, S42, S52, S62,
S72, S82, X32, X42
11 mA per input, max
Inputs S34, Y2
11 mA per input, max
Power-on delay, max
3 s
Response time
User-configurable.
(4)
(4)
Refer to the GuardMaster MSR57P Speed Monitoring Safety Relay User Manual, publication 440R-UM004 for details.
Pollution degree
2
Enclosure protection
IP40
Terminal protection
IP20
Wire Type
Use copper that will withstand 60/75 °C (140/167 °F)
Conductor size
(2)
(2)
Refer to Industrial Automation Wiring and Grounding Guidelines, publication
0.2…2.5 mm
2
(12…24 AWG)
Terminal screw torque 0.6…0.8 Nm (5…7 lb-in)
Case material
Polyamide PA 6.6
Mounting
35 mm DIN rail
Weight, approx.
350 g (0.77 lb)