33 12 16.26 - 001-A - Butterfly Valves - Garney Construction

9.8 Bus System
Option Pakscan [OP]
Pakscan Address
PA Pb Pakscan
Baud Rate
43
Setting instructions for actuators
including an optional Pakscan Field
Control Unit – check wiring diagram for
inclusion.
Before setting the parameters for
Option Pakscan ensure Remote
Control Source [Od] has been
selected to [oP] in Section 9.7.
(refer to page 42)
Pakscan set-up screens can be turned
off to provide extra security. The action
of turning screens on or off does not
affect its operation.
Use the + or - key to turn on Pakscan
set-up screens.
Pakscan Set-up Screens ON
PRESS THE
KEY.
The displayed option will flash
indicating that it has been set.
Press the ◗ key to display the Pakscan
set-up screens.
The actuator Pakscan Field Control Unit
must be allocated a unique loop
address.
The actuator must be in “Loopback”
for its address to be set or changed.
Loopback can be achieved in two ways:
1. Turn OFF the master station.
2. Isolate the actuator from the
2-wire control loop.
Using the + or - keys display the
required loop address.
Address to be set within the range
01–F0 Hexadecimal. (refer to table on
page 75).
The actuator Pakscan Field Control Unit
baud rate must be set to the loop baud
rate. For a Pakscan 2-wire control loop
the selected baud rate must be common
to the master station and all the field
control units included in the loop.
The actuator must be in “Loopback”
for its baud rate to be set or changed.
Loopback can be achieved in two ways:
1. Turn OFF the master station.
2. Isolate the actuator from the
2-wire control loop.
PRESS THE
KEY.
The displayed option will flash
indicating that it has been set.
Press the ❖ key to display [Pb].
Continued