Local Operation; Setup Of The Hardware - Endress+Hauser iTEMP HART TMT162 Operating Instructions Manual

TMT162
Endress+Hauser
5.2

Local operation

5.2.1

Setup of the hardware

Fig. 8: Hardware setup using jumpers J1, J2 and J3
ESD - Electrostatic discharge
Protect the terminals from electrostatic discharge. Failure to observe this may result in
destruction of parts of the electronics.
Jumpers J1, J2 and J3 for the hardware setup can be found in the electronic chamber. In order
to set the jumper, open the electronics chamber screwed cover (opposite the connection
chamber cover) and if necessary pull off the display.
Setup or configuration hardware lock using jumper J1
TRANSMITTER SECURITY
ON Setup/configuration locked
OFF Setup/configuration unlocked
The hardware setup/configuration lock has priority over the software setup.
Setup hardware fault conditioning using jumper J2
FAILURE MODE
 3.6 mA
LO
HI  21.0 mA
The failure mode conditioning setup using the jumper is only active when the
microcontroller fails.
Please check that the hardware and software failure mode conditioning correspond
with each other.
Operation
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