WAGO-I/O-SYSTEM 750
Process Image 35
750-461 2AI Pt100/RTD
Manual
Version 1.4.1
Table 28: Setting Options for I/O Module 750-461/003-000
Selection box
Possible settings
Sensor type
RTD Pt100*, RTD Ni100, RTD Pt1000, RTD Pt500, RTD
Pt200, RTD Ni1000, RTD Ni120, R 5k, R 1k2
Connection type
2-wire
2-wire connection technology
3-wire
*
3-wire connection technology
PI diagnostics
deactivated
*
No display of status indicators
activated
Display of status indicators in the bottom 3 bits:
Bit 0: Overflow. Used when the measured value
lies outside the permitted range.
Bit 1: Error. Is set when the I/O module detects
an internal function error, or when the input is
short-circuited.
Bit 2: 0
Watchdog
deactivated Watchdog timer not enabled
activated
*
Watchdog timer enabled. If no process data is
exchanged with the fieldbus coupler/controller
for 100 ms, the green LEDs go out.
Number format
Two's
complement
*
Two's complement representation
Sign
magnitude
Amount/sign representation
Filter constant
12.5 Hz, 500 ms / 25 Hz, 250 ms* / 50 Hz, 125 ms / 60 Hz,
110 ms / 100 Hz, 65 ms / 200 Hz, 32 ms / 400 Hz, 15 ms
Overrange
protection
deactivated No limiting of the output value
activated
*
If a temperature of 850 °C is exceeded, the
status bits are set and the output value limited
to 850 °C.
User scaling
deactivated
*
User scaling disabled
activated User scaling enabled
WAGO scaling
deactivated WAGO scaling disabled
activated
*
WAGO scaling enabled
*Default setting
The following input fields are available in WAGO-I/O-
CHECK
for adjusting the
offset and gain values for user and WAGO scaling:
Table 29: I/O Module 750-461/003-000, Offset and Gain Values
Input field
…
Offset
Gain
User scaling
…
0x0000
0x0100
WAGO scaling
…
0x0000
0x00A0
The following input fields are provided in WAGO-I/O-
CHECK
for hardware
matching of the I/O module:
