Cosmos PS-7 - 5.2 Details of the Key Switch Section

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DC-ITD-PS7MAN01.A www.dodtec.com
JAN 2019 815-788-5200
PS-7 Manual
5.2 Details of the Key Switch Section
No.
Description
Display
Function
1
Span adjustment
switch
SPAN
To carry out 21vol% adjustments.
(For the COS-7 oxygen sensor unit.)
2
Zeroing switch
ZERO
To carry out zeroing.
(For the CHS-7 flammable gas sensor unit or CDS-7 toxic gas
sensor unit.)
3
Alarm point set switch
AL
Used to check the values of various alarm settings.
4
Communications
switch
COMM.
Sends sensor unit information to the main unit after initial
start-up, etc.
5
Up/down switch
UP
DOWN
Used to change the values of the test output, etc.
6
Connector to check
analog output
CP
A connector employed specially to check the analog output
from the main unit (4- 20 mA).
7
Test switch
TEST
Used to set to test mode.
8
Special command
switch
(None)
Used to change the values of various settings.
(For administrative use.)