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PRSU Series, Operating Instructions Manual (Revision 1.0)
PRSU/5 Electrical Overview
The PRSU/5 can be operated with an input voltage of 115VAC. This model features three
normally-open safety relays that are triggered by the "Sensor Monitoring" terminals (S11,
S12, S21, S22). This model also features an additional normally-closed auxiliary relay
(not for safety use).
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Copyright (2021)
rights reserved. Changes, which serve technical improvements are reserved.
Figure 3: Functional Schematic (PRSU/5)
Terminals
A1
A2
13, 14
23, 24
33, 34
41, 42
S33, S34
S11, S12
S21, S22
Table 3: Device Terminals (PRSU/5)
Description
Power input (115V
)
AC
Power input (115V
)
AC
Safety Relay #1
Safety Relay #2
Safety Relay #3
Auxiliary Relay (Non-Safety)
RESET Mode Control
Sensor Connection
Sensor Connection
5
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