The WM221-4 Addressable Input-Output Device has 2 inputs, 1 monitored relay output 5А at AC/DC30V, 5A fuse, supplied with a built-in short circuit isolator. The device provides external power DC12/24V, AC24V monitoring.
Available in options:
- WM221-4 - as a printed board to fit in a housing
- WM221-4B - in wall-mount housing
- WM221-4D - in 35 mm DIN rail mount housing





