Rockwell Automation Publication 440R-IN087A-EN-P - July 2022
3
Minotaur MSR131RTP Monitoring Safety Relay Installation Instructions
Installation
Do not install this product until the installer obtains a copy of the instructions of
the manufacturer, in a language that they can understand. This instruction
publication is available in multiple languages at
.
Figure 1 - Mounting
Mount the enclosure to a minimum of IP54.
Figure 2 - Removable Terminals (P versions only)
To remove the terminals, insert a screwdriver and slowly move as shown in
Wiring Examples
Figure 3 - Example 1
shows single-channel safety gate, auto reset, and no monitored output.
Figure 4 - Example 2
shows dual-channel E-stop, monitored manual reset, and monitored
output.
Circuit Diagram
Figure 5 - Diagram
Open
Ground Output Active, Inputs Closed
Safety Gate
Closed
Table 2 - Circuit Diagram Explanation
Abbreviation
Description
A1, A2
Power
S11, S12, S21, S22
Safety input (N.C.)
X1, X2, X3, X4, S33, S34
Link for auto reset
Y1, Y2
Monitoring loop feedback
13, 14
Safety output 1 (N.O.)
23, 24
Safety output 2 (N.O.)
33, 34
Safety output 3 (N.O.)
41, 42, 51, 52
Auxiliary output (N.C.)
Y31, Y32, Y35
Auxiliary PNP semiconductor output
PWR
Status indicator illuminates green when the unit is powered,
flashing green if cross-loop faults occur
CH1
Status indicator illuminates green when the safety output
channel 1 activates
CH2
Status indicator illuminates green when the safety output
channel 2 activates
CH1 IN
Status indicator illuminates green when the safety input channel
1 closes
CH2 IN
Status indicator illuminates green when the safety input channel
2 closes
Start
Status indicator illuminates green when the reset circuit closes
E-stop
Ground Output Active, Inputs Closed
Reset
Reset
24V DC GND