4 69 0 S E R I E S
| 4 6 70 TO 4 69 0 T U R B I D I T Y S Y S T EM U P G R A D E | I N F 1 1 /0 6 6 - EN R E V. A
3
Panel-mount transmitter
WARNING
Remove all power from supply, relay and any powered
control circuits and high common mode voltages before
accessing the EPROM.
CAUTION
The transmitter is vulnerable to electrostatic damage. Wear
an anti-static strap or dismantle the unit on an anti-static
workbench.
1
Isolate the transmitter from the power supply.
2
Referring to Figure 3:
a
Release captive screw
1
.
b
Remove transmitter
2
from its case.
Figure 3 Removing the transmitter from its case
3
Referring to Figure 4:
a
Locate EPROM
3
.
b
Remove EPROM using extraction tool.
c
Using EPROM insertion tool, position replacement EPROM
carefully in socket ensuring notches in EPROM and socket
4
are aligned and that EPROM pins enter the holes in the
socket.
d
Press EPROM fully home.
,
4
3
Figure 4 Replacing the EPROM – panel-mount transmitter
4
Referring to Figure 3, refit transmitter
2
to its case and
secure with captive screw
1
.
5
Restore the power supply to the transmitter.
6
Configure the transmitter – see Section 4.
4 Completion
Referring to the User Guide (
):
1
Select the sensor type – see Section 8.3.
2
Calibrate the sensor – see Section 7.
