
WF-2000 Series AIO
User’s Manual (RevB1.0, Oct./2016) ------------- 11
Table
1-5 WF-2026 I/O Specification
Modules
WF-2026
Analog Input
Channels
5
Wiring
Differential
Voltage
±150 mVDC, ±500 mVDC, ±1 VDC, ±5 VDC, ±10 VDC
Input Range
Current
0 ~ +20 mA, +4 ~ +20 mA, ±20 mA (Jumper Selectable)
Resolution
16 bit
Accuracy
±0.1% FSR
Sampling Rate
10 Hz (Total)
Zero Drift
±20
µ
V/°C
Span Drift
±25 ppm/°C
Common Mode Rejection
86 dB Min.
Normal Mode Rejection
100 dB
Voltage
2 M
Ω
Input Impedance
Current
140
Ω
Common Voltage Protection
±200 V
Overvoltage Protection
240 Vrms
Overcurrent Protection
Yes, 50 mA @ 110 VDC
Virtual Channel to Channel Isolation
Yes, 400 VDC
Individual Channel Configuration
Yes
Analog Output
Channels
2
Voltage
+0 ~ +5 VDC, +0 ~ +10 VDC, ±5 VDC, ±10 VDC
Output Range
Current
+0 ~ +20 mA, +4 ~ +20 mA (Jumper Selectable)
Resolution
12 bit
Accuracy
±0.1% FSR
Voltage Output Capability
10 V @ 20 mA
Power-on Value
Yes, Programmable
Safe Value
Yes, Programmable