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TECHNICAL INFORMATION
7
5 87-900-905-01 (
I
)
Connection J11
Purge flow meter connector
J11 connectors
PIN
DESCRIPTION
1-3
Flow meter power supply: 12 Vdc, 10 mA,
(pin 1 negative - pin 3 positive).
5-6
Analog signal with a voltage value
proportional to the flow.
Between 0 and 3 V it is linearly proportional
to between 0 and 100 sccm (pin 6
negative, pin 5 positive).
CAUTION!
Use this connector (J11) only with the Varian solid
state flowmeter model 969-9114 or 969-9115. Any
other connection could lead to serious injury.
Connection J12
Heater jacket connector
J12 connectors
•
A-B
heater jacket temperature sensor
•
C-D
120 Vac 2 A, output to heater jacket
•
E
Ground
(Earth)
!
On the connector J12 is present an Hazardous voltage.
Connect on the connector only the Varian Heating
Jacket.
OPTIONAL SERIAL PORT
NOTE
The Controller can be read when set in the
Front/Remote mode, (read window only enabled), while
it can be written to and read when set in the Serial
mode (write window enabled).
Serial Port Installation
An optional RS 232/422/485 kit is available for both
models. To install it, proceed as follows:
•
Switch off the power and disconnect the power
cord.
•
Unscrew the cover screws and remove the cover.
•
On rear panel, remove the connector plate, and
then secure connectors J13 and J14 to the frame
using the turrets provided.
•
On rear panel, remove the fixing turrets of
connectors
B
and
C
and then remove the controller.
•
Attach the interface board connector to connector
P6 on the controller and then secure it in place
using screw
A
(3x6), which is not provided.
•
Insert the flat cable through the rear panel and plug
it into the socket
P1
located on the Interface board.
•
Restore the main board into its original position.
•
Install and tighten the connector screws and turrets.
•
Replace the cover.
B
C
A
J13
P 6
Serial port connector installation
WARNING!
Содержание 969-9447
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