20
Device Description
WAGO-I/O-SYSTEM 750
750-1425 8DI PTC
Manual
Version 1.1.0
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3.5
Technical Data
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3.5.1
Device
Table 7: Technical data – device
Width
12 mm
Height (from upper edge of DIN 35 rail) 64 mm
Length
100 mm
Weight
approx. 46.7 g
3.5.2
Power Supply
Table 8: Technical data – power supply
Power supply, system
5 VDC
Current consumption
typ.
(internal)
52 mA
Power consumption P
max.
260 mW
Current consumption, system voltage
typ.
(5 VDC)
52 mA
Current consumption, power jumper
contacts
max.
(24 VDC)
--
Isolation
500 V system/supply
3.5.3
Communication
Table 9: Technical data – communication
Data width, internal (internal data bus) 16-bit (status)
3.5.4
Inputs
Table 10: Technical data – inputs
Number of inputs
8
Number of PTCs per channel
max. 6 PTCs in series
Operating value (status bit 1
0)
R ≥ 3
kΩ
Return value (status bit 0
1)
R ≤ 1.5
kΩ
Hysteresis
R = 1.5
kΩ
Wire break value
R ≥ 8
kΩ
Short circuit value
R ≤ 20
Ω
Sensor voltage U
s
≤ 2.5
V / ≤ 7.5
V
(depending on the resistance value)
Sensor current I
s
≤ 1
mA
Sensor connection
2-wire connection
Input filter
100 ms
