Phoenix Contact Optocoupler, Max. Forward 24 V, Max. Input 50 MA DIN Rail Mounting Style

Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): DE
Product Details

PSR Mini PC20 Optocouplers

The PSR Mini PC20 Optocoupler is a coupling relay that can be used for power adaptation and electrical isolation in high and low-demand applications up to SIL 3. When using this module, circuits are interrupted in a safety-oriented manner.
The PC20 safety relay has an interface for the TBUS DIN rail connector via which the diagnostic supply voltage can be routed.

Used in applications up to SIL 3 according to IEC 61508 & EN61511
Used for safety-related switching off
12.5mm housing width
Approved for Class l, Zone 2 applications
Integrated DCS test pulse filter
Low inrush current
2 internal 5AT fuses, TBUS connection
1 undelayed enabling current path
1 undelayed confirmation current path
1 digital signal output
Option of screw or spring-cage terminal blocks for plug-in


IEC 61508, EN 61511

Attribute Value
Maximum Forward Voltage 24 V
Maximum Input Current 50 mA
Isolation Voltage 6kV
Mounting Style DIN Rail
Minimum Operating Temperature -40°C
Maximum Operating Temperature +70°C
Width 6.8mm
Depth 114.5mm
Operating Temperature Range -40 → +70 °C
Dimensions 12.5 x 112.2 x 114.5 mm
Special Features Approved for Class I, Long Service Life to Filtering of Controller Test Pulses, Zone 2 Application
Output Type Digital, PNP
Input Type DC
Series PSR-PC20-1NO-1NC-24DC-SC
On back order for despatch 17/12/2019, delivery within 5 working days from despatch date.
Price (ex. GST) Each
$ 281.14
(exc. GST)
$ 323.31
(inc. GST)
Per unit
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5 - 9
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