Table 38 - St 700 Basic Transmitter - Hart Failsafe And Write Protect Jumpers - Honeywell ST 700 User Manual

Table 38 – ST 700 Basic Transmitter - HART Failsafe and Write Protect Jumpers
1. Turn OFF Transmitter power (Power removal is only required in accordance with area safety
approvals. Power removal is only required in Class 1 Div 1 Explosionproof and Class 1 Div
2 environments).
2. Loosen the end cap lock, and unscrew the end cap from the electronics side of the Transmitter
housing.
3. If equipped with a Display module, carefully depress the two tabs on the sides of the Display
Module, and pull it off.
4. If necessary, unplug the interface connector from the Communication module. Do not discard
the connector.
5. Set the Failsafe Jumper (top jumper) to the desired position (UP or DOWN). See
and Table 38 for jumper positioning.
6. If applicable, re-install the Display module as follows:

Orient the display as desired.

Install the Interface Connector in the Display module such that it will mate
with the socket for the display in the Communication module.

Carefully line up the display, and snap it into place. Verify that the two tabs
on the sides of the display latch.
Note: Installing a Display Module into a powered transmitter may cause a temporary upset to
the loop output value.
Orient the Display for proper viewing through the end cap window.
You can rotate the meter mounting orientation in 90
7. Restore transmitter power if removed.
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Jumper
Arrangements
Failsafe = UP (High)
Write Protect = OFF (Not Protected)
Failsafe = DOWN (Low)
Write Protect = OFF (Not Protected)
Failsafe = UP (High)
Write Protect = ON (Protected)
Failsafe = Down (Low)
Write Protect = On (Protected)
ST 700 SmartLine Pressure Transmitters User's Manual
Description
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increments.
Figure 59?
Revision 8.0