22
Device Description
WAGO-I/O-SYSTEM 750
750-484 2 AI 4-20 mA HART Ex i
Manual
V 1.2.0 HW-Version 04, SW-Version 03
3.6
Technical Data
3.6.1
Device Data
Table 9: Technical Data - Device
Width
24 mm
High (from upper edge of DIN 35 rail) 64 mm
Length
100 mm
Weight
approx. 105 g
3.6.2
Supply
Table 10: Technical Data - Supply
Voltage Supply
Via system voltage terminal bus
(5 V DC) and power contacts (24 V DC)
Current consumption
typ.
(internal)
25 mA
Input voltage drop
(I
meas
< 28 mA):
not linear, as protected against overload
U = 1.0
V + 300 Ω x I
meas
Voltage via power jumper contacts
24 V DC (Supply via Ex i-supply
module Uo = max. 27.3 V)
Transmitter supply
U
V
= 16.5 V at 20 mA
Current via power contacts
max.
1000 mA
Power consumption P
max.
1.60 W (with slaves (20 mA))
Power loss P
V
0.62 W (without slaves)
Isolation
300 VAC System/Supply
3.6.3
Communication
Table 11: Technical Data - Communication
Data width
2 x 2 bytes data
or
2 x 2 bytes data + 2n x 4 bytes data
(n = number of dynamic variables)
or
2 x 2 bytes data + 6 bytes mailbox
