204 • I/O modules
Analog Inputs 750-472, -474
Modular I/O System
ETHERNET TCP/IP
Technical Data:
Item-No.:
750-472,
750-472/000-200*
)
750-474,
750-474/000-200*
)
Number of inputs
2
Nominal voltage
DC 24 V (-15% / +20%) via power jumper contacts
Overvoltage protection
24 V max.
Input current (internal)
75 mA typ.
Input signal
0-20mA
4-20mA
Input current
< 38 mA at 24 V
Resistance
50
Ω
Signal voltage
non-linear/overload protection: U=DC 1.2 V +160
Ω
*I
mess
Resolution
16 Bit internal, 15 Bit via fieldbus
(*
)
12 Bit + sign for the variations
750-472/000-200 and 474/000-200)
Input filter
50 Hz
Noise rejection at sampling
frequency
< -100 dB
Noise rejection below sam-
pling frequency
< -40 dB
Transition requency
13 Hz
Isolation
500 V System/power supply
Conversion time
80 ms typ.
Bit width per channel
16Bit: Data; optional 8Bit: Control/Status
Configuration
none, or via software with the consent of WAGO
Operating temperature
0°C....+55°C
Wire connection
CAGE CLAMP
; 0.08 mm
2
- 2.5 mm
2
, AWG 28 – 14,
8 – 9 mm Stripped length
Dimensions (mm) WxHxL
12 x 64* x 100 (*from upper edge of carrier rail)