| Horizontal Symbol | Vertical Symbol | Description |
 HPE11PE2 |
 VPE11PE2 |
Normally Open Receiver 2 wire |
 HPE12PE2 |
 VPE12PE2 |
Normally Closed Receiver 2 wire |
 HPE11PE2C |
 VPE11PE2C |
Normally Open Receiver 2 wire with connector |
 HPE12PE2C |
 VPE12PE2C |
Normally Closed Receiver 2 wire with connector |
 HPE11PE3 |
 VPE11PE3 |
Normally Open Receiver 3 wire |
 HPE11PE3R |
 VPE11PE3R |
Normally Open Receiver 3 wire 180 |
 HPE12PE3 |
 VPE12PE3 |
Normally Closed Receiver 3 wire |
 HPE12PE3R |
 VPE12PE3R |
Normally Closed Receiver 3 wire 180 |
 HPE11PE3C |
 VPE11PE3C |
Normally Open Receiver 3 wire with connector |
 HPE11PE3RC |
 VPE11PE3RC |
Normally Open Receiver 3 wire 180 with connector |
 HPE12PE3C |
 VPE12PE3C |
Normally Closed Receiver 3 wire with connector |
 HPE12PE3RC |
 VPE12PE3RC |
Normally Closed Receiver 3 wire 180 with connector |
 HPE11B14 |
 VPE11B14 |
Normally Open Receiver - AC Driven |
 HPE12B14 |
 VPE12B14 |
Normally Closed Receiver - AC Driven |
 HPE11B15 |
 VPE11B15 |
Normally Open Receiver - DC Driven |
 HPE12B15 |
 VPE12B15 |
Normally Closed Receiver - DC Driven |