Table of Contents
Advertisement
18 •
750-481/003-000 [2 AI RTD EEx i]
Configuration with WAGO-I/O-CHECK 2
2.1.1.7
Configuration with WAGO-I/O-CHECK 2
The operating mode of the 750-481/003-000 module can be parameterized
using the WAGO-I/O-CHECK 2 start-up and diagnostic tool (Item No.: 759-
302). The default setting is Pt 100.
The parameter dialog box of WAGO-I/O-CHECK 2 contains select boxes
that are used to set this module.
Select box
RTD Type
Connection
State Bits
Watchdog
Timer
Amount Sign
Filter
Constants
Overrange
Protection
User Scaling
WAGO
Scaling
Available settings
Pt100 (-200 °C – 850 °C)* / Ni100 (-60 °C – 250 °C) /
Pt1000 (-200 °C – 850 °C) / Pt500 (-200 °C – 850 °C) /
Pt200 (-200 °C – 850 °C) / Ni1000 (-80 °C – 320 °C) /
Ni120 (-80 °C – 320 °C) / Ohm ( 10.0 Ω – 5000.0 Ω) /
Ohm (10.0 Ω – 1200.0 Ω)
2-wire
Two-wire connection
3-wire*
Three-wire connection
OFF*
State bits are not mapped
ON
State bits are mapped to the lower three bits of
the output value:
Bit 0:overrun. Bit is set if measuring value runs
out of range.
Bit 1:error. Bit is set if the module detects an
error in internal functions or a shortcut at the
input.
Bit 2: 0
OFF
Watchdog timer not active
ON*
Watchdog timer active.
If no data are exchanged with the buscoupler for
100 ms, the green LEDs will turn off.
OFF*
Two´s complement indication
ON
Amount/Sign indication
12.5 Hz – 500 ms / 25 Hz – 250 ms* / 50 Hz – 125 ms /
60 Hz – 110 ms / 100 Hz – 65 ms
OFF
The output value is not limited
ON*
If the temperature exceeds 850°C, the status bits
are set and the output value is limited to 850°C
OFF*
User scaling not active
ON
User scaling active
OFF
WAGO scaling not active
ON*
WAGO scaling active
* default settings
WAGO-I/O-SYSTEM 750
I/O Modules
Advertisement
Table of Contents
