Sorry, this family of products is no longer available. The replacement family of products is 42C Baratron® Flow-through Gauge Pressure Switch.
The 42B Flow-through 10 - 26,000 Torr Pressure Switch is referenced to atmospheric pressure. The trip point on can be set to trip above, below (reverse calibration), or exactly at current atmospheric pressure.
| Pin | Description |
|---|---|
| 1 | Power Return (-) |
| 2 | Power Input (+) |
| 3 | Relay NO Contact |
| 4 | Relay Common |
| 5 | Relay NC Contact |
| 6 | Unused |
| 7 | Unused |
| 8 | Unused |
| 9 | Chassis Ground |
| Wire | Description |
|---|---|
| Red | Power Input (+) |
| Black | Power Return (-) |
| Green | Relay NO Contact |
| White | Relay Common |
| Orange | Relay NC Contact |
| Bare Wire | Chassis Ground |