Справочник Пользователя для Moeller Marine XI/OC SIGNAL MODULES 05/02 AWB2725-1452GB
Technical data
05/02 AWB2725-1452GB
30
Temperature acquisition module
h
More information on the temperature acquisition module
can be found in Chapter 2 from Page 15 onwards.
can be found in Chapter 2 from Page 15 onwards.
Type
XIOC-4T-PT
Platinum RTD
Pt100 (IEC 751) / Pt1000
Temperature resolution
15 bit, with sign
Accuracy
1)
–20 to 40 °C (Pt100)
G0.5 °C
–50 to 400 °C (Pt100)
G3 °C
–50 to 400 °C (Pt1000)
G6 °C
Temperature measurement range
–20 to +40 °C / –50 to +400 °C (constant current 2 mA)
Number of inputs
4
Conversion time
Typ. 1 second for 4 channels
Electrical isolation
Between inputs and the I/O bus
Through optocoupler
Between inputs
–
External supply voltage
24 V DC
Internal current consumption
Max. 200 mA
External resistance
Max. 400 O/channel
External cabling
Shielded cable
Additional functions
Linearisation
Fault detection
–20 to +40 °C
–50 to +400 °C
–20 to +40 °C
–50 to +400 °C
The resistance value is 7FFF
hex
at:
F –25 °C or f 45 °C
F –60 °C or f 410 °C
F –60 °C or f 410 °C
Response to cable break or unused inputs
In this case, the resistance is 7FFF
hex
.
Weight
0.18 kg
1) The quoted accuracy applies after 10 minutes of operation. The maximum temperature deviation can
be somewhat larger just after the start. The characteristics of the RTD resistor must also be checked
for correctness.
for correctness.
Figure 38:
Module wiring
Figure 39:
Terminal assignments for
module XIOC-4T-PT
module XIOC-4T-PT
+24 V
H
0 V
H
b0
B0
b1
B1
b2
B2
b3
B3
B0
b1
B1
b2
B2
b3
B3
A0
A1
A2
A3
0 V
24 V
H
A0
B0
b0
b0
A3
B3
b3
b3
RTD
RTD