Analog I/O
Model AI
Channel Voltage & Current Input Sensor
WF-2015 6 - RTD: Pt100, Pt1000, Ni120, Cu50, Cu100, Cu1000
WF-2017 8/16 (DIFF/SE) ±150 mV, ±500 mV, ±1 V, ±5 V, ±10 V
0 ~ +20 mA, +4 ~ +20 mA, ±20 mA
-
WF-2019/S 10 ±15 mV, ±50 mV, ±100 mV, ±500 mV, 
±1 V, ±2.5 V, ±5 V, ±10 V, ±20 mA
Thermocouple: J, K, T, E, R, S, B, N, C
 
Multifunction I/O (Asia Only)
Model AI AO DI DO
Channel Voltage & Current Input Channel Voltage & Current Input Channel Type Channel Type
WF-2026 5 ±150 mV, ±500 mV, ±1 V, ±5 V, ±10 V
0 ~ +20 mA, +4 ~ +20 mA, ±20 mA
2 +0 ~ +5 V, +0 ~ +10 V, ±5 V, ±10 V
+0 ~ +20 mA, +4 ~ +20 mA
2 Dry (Source) 3 Open Collector (Sink)
 
Digital I/O (Asia Only)
Model DI/Counter DO
Channel Type Sink/Source Channel Type Max. Load Current @ 25°C
WF-2042 - - - 16 Open Collector (Sink) 700 mA
WF-2051 16 Dry, Wet Dry: Source
Wet: Sink/Source
- - -
WF-2055 8 8 Open Collector (Sink) 700 mA
Relay I/O
Model DI/Counter Relay Output
Channel Type Sink/Source Channel Type Max. Load Current @ 25°C
WF-2060 6 Dry, Wet Dry: Source
Wet: Sink/Source
6 Power Relay (Form A) 5 A/channel
WFM-R14 - - - 14 2 Power Relays (Form A)
12 Power Relays (Form C)
5 A/channel (Form A)
6 A/channel (Form C)