Intrinsically Safe Connections; Vito; Topology; Hart - Honeywell Enraf SmartRadar FlexLine Installation Manual

Installation

4.11.4 Intrinsically Safe Connections

The intrinsically safe connections are connected to the blue
wiring terminal.

4.11.4.1 VITO

For temperature and water bottom measurement.
Cable specifications
Type
Maximum length
Label
22. V_Loop
23. GND_Loop

4.11.4.1.1 Topology

Only one device can be connected to the VITO connection.

4.11.4.2 HART

Cable specifications
Type
Maximum length
Label
24. V_Loop
25. GND_Loop
Part No.: 4417.760_Rev06
Twisted pair, shielded. R
1000 meter
Parameters
[Ex ia] IIB
U = 23.1 V
o
= 124 mA
I
o
P = 0.6 W
o
= 1.0 μF
C
o
L = 9 mH
o
Twisted pair, shielded. R
1000 meter
Parameters
[Ex ia] IIB
U = 23.1 V
o
I = 124 mA
o
P = 0.6 W
o
= 1.0 μF
C
o
L = 9 mH
o
SmartRadar FlexLine
= 25 Ω / line
max
= 25 Ω / line
max
Installation Guide
37