Status Bytes - WAGO -I/O-SYSTEM 750 Manual

WAGO-I/O-SYSTEM 750
750-464 2/4 AI RTD configurable
4.2

Status Bytes

Table 21: Status byte S0
Bit 7
Reg_Com
Underrange
Overrange
Bit 6 Bit 5
General Wire
Error Break
Underrange
Ptxxx, Nixxx (all versions 750-464/xxx-xxx)
NTCxxk (only version 750-464/020-000)
0: The overrange limit (see section "Feature Register) is OFF or the
resistance value is above the lower temperature limit in relation to the
calculated temperature.
1: The overrange limit is ON and the resistance value is below the lower
temperature limit in relation to the calculated temperature.
10R...1k2R, 10R...5kR
0: The overrange limit (see section "Feature Register") is OFF or the
resistance value is above the lower resistance limit.
1: The overrange limit is ON and the resistance value is below the lower
resistance limit.
Potentiometer
0: This bit is always 0.
Range exceeded
Ptxxx, Nixxx (all versions 750-464/xxx-xxx)
NTCxxk (only version 750-464/020-000)
0: The overrange limit (see section "Feature Register) is OFF or the
resistance value is below the upper temperature limit in relation to the
calculated temperature.
1: The overrange limit is ON and the resistance value is above the upper
temperature limit in relation to the calculated temperature.
10R...1k2R, 10R...5kR
0: The overrange limit (see section "Feature Register") is OFF or the
resistance value is below the upper resistance limit.
1: The overrange limit is ON and the resistance value is above the upper
resistance limit.
Potentiometer
0: This bit is always 0.
Bit 4 Bit 3
Short User
Circuit Over- Under-
range range
Process Image
Bit 2 Bit 1 Bit 0
User Over- Under-
range range
Manual
Version 1.1.0
33