Multi-channel I/O Devices WM

W Series of loop devices includes input-output devices with different number of inputs and outputs. Comparative table of W series multi-channel I/O devices see below.
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WM221-4D addressable input-output device (I/O module)

WМ221-4 Addressable Input-Output Device

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 24V AC/DC monitoring....

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WM221-5 Addressable Input-Output Module

WM221-5 Addressable Input-Output Device

The WM221-5 Addressable Input-Output Device has 2 inputs, 1 monitored relay output 5А at AC220V, 5A fuse. The device provides external power AC220V monitoring. Supplied with a built-in short circuit isolator. Available...

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WM222-3B Addressable Input-Output Module

WМ222-3 Addressable Input-Output Device

The WM222-3 addressable input-output device with 2 monitored inputs, 2 voltage free changeover relay output rated at 5А DC30V/AC220V, with thermal fuse 5A and built-in short-circuit isolator is designed to transfer input...

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WМ233-1B Addressable Input-Output Device (Module)

WМ233-1 Addressable Input-Output Device

The WM233-1 Addressable Input-Output Device has 3 monitored inputs, 3 voltage free changeover relay output rated at 1А/DC30V, a built-in short circuit isolator. The WM233-1 Addressable I/O Device is designed to transfer...

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WM240D addressable input-output module (I/O device)

WМ240 Addressable Input-Output Device

The WM240 addressable input-output device with 4 monitored inputs and a built-in short-circuit isolator is designed to transmit the dry contact input state to the control panel and detect open and short...

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WM242-3 Addressable Input-Output Device, control of smoke removal valves, deluge valves, drencher valves, fire dampers

WM242-3 Addressable Input-Output Device

The WM242-3 Addressable Input-Output Device with 4 inputs, 2 voltage free changeover relay outputs rated at 5А DC30V/AC220V and a built-in short circuit isolator is designed to monitor and control smoke removal...

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WМ244-1B Addressable Input-Output Device (in plastic housing)

WМ244-1 Addressable Input-Output Device

The WM244-1 addressable input-output device has 4 inputs, 4 voltage free changeover relay outputs rated at 1А/DC30V and a built-in short circuit isolator. Available in models: WM244-1-as a printed board to fit...

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Comparative Table of W Series Multi-Channel I/O Devices

ModelInputsOutputsRated relay current, ARated relay voltage, VNotes
WM221-4215 А (3 A inductive)12DC/24DC/24ACMonitored output,
external power monitoring.
For fire damper
WM221-5215220ACMonitored output,
external power monitoring.
For fire damper
WM222-322530DC/220AC
WM233-133130DC
WM24040
WM242-3425 А (3 A inductive)30DC/220ACFor 2 fire dampers
WM244-144130DC