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# Pro340 installation guide on IPSO WE73 washer

**This guide explains how to connect the Pro340 to IPSO WE73 washer.**

|| Please disconnect machine from power whilst carrying out any work.

### Pro340 wires
| **Pro340 wire** | **Name used in this guide** |
| ---- | ---- |
| Wire 1 | ACL |
| Wire 2 | ACN |
| Wire 3 | COM |
| Wire 4 | Output NO |
| Wire 5 | Feedback |

### IPSO WE73 – 16 lb washer (fitted with CPC900 totaliser)
###### Machine details
* Setup: Fixed, pulse operated
* Pulse length: 80–100 ms
* Busy signal: High

### Connect the Pro340
1. Connect COM (wire 3) onto the totaliser terminal 2
2. Connect Output NO (wire 4) onto the totaliser terminal 4
3. Connect ACL (wire 1) directly onto the L input at the back of the machine
4. Connect ACN (wire 2) directly onto the N input at the back of the machine
5. Connect Feedback (wire 5) onto the L wire to the operating light

![](https://storage.crisp.chat/users/helpdesk/website/-/8/f/b/d/8fbd610f32d91000/screenshot-2026-10-09-at-09502_7nsne8.png =500x576)														Totalizer Connections

![](https://storage.crisp.chat/users/helpdesk/website/-/8/f/b/d/8fbd610f32d91000/screenshot-2026-10-09-at-09502_1qsnk36.png =500x539)													Operating light for feedback

![](https://storage.crisp.chat/users/helpdesk/website/-/8/f/b/d/8fbd610f32d91000/screenshot-2026-10-09-at-09503_h8wxdg.png =500x915)														Operating light terminals

![](https://storage.crisp.chat/users/helpdesk/website/-/8/f/b/d/8fbd610f32d91000/screenshot-2026-10-09-at-09504_hhfgs3.png =500x384)														Completed install