Endress+Hauser iTEMP TMT142B - Special connection instructions

Electrical connection iTEMP TMT142B
18 Endress+Hauser
TMT142B
FieldCare/
DeviceCare
HART®
Modem
PLC
200
3
2
³
250 Ω
PMC731: PIC0001
Online
1 >Group Select
2 PV 0.7 bar
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1
A0041589
 7 HART® connection with other power supply units that do not have a built-in HART® communication
resistor
1 Configuration via Field Xpert SMT70
2 HART® handheld communicator
3 HART® communication resistor
5.3.3 Shielding and grounding
The specifications of the FieldComm Group must be observed during installation.
200
1
2
3
4
A0010984
 8 Shielding and grounding the signal cable at one end with HART® communication
1 Supply unit
2 Grounding point for HART® communication cable shield
3 Grounding of the cable shield at one end
4 Optional grounding of the field device, isolated from cable shielding
5.4 Special connection instructions
If the device is fitted with an overvoltage protection module, the bus is connected and the
power is supplied via the screw terminals on the overvoltage protection module.