Aquametrix 2200D Dissolved Oxygen Controller/Analyzer User Manual User Manual
Page 13
Model 2200D/P91
Page 11
• Alarm Relay Low
4.8 DIP Switches
4.8.1
The controls which are frequently used in the normal operation of the instrument are
all accessible on the control panel. Some switches, which are infrequently used are
located on the back of the swing-out board.
4.8.2
The DIP switches are scanned on RESET, power-up and every time the instrument
is taken into the menu mode. Therefore, after changes to the DIP switch settings,
you must take the unit offline by pressing CALL in order for the instrument to scan
the new DIP switch values.
4.8.3
The following table describes the use of the 16 DIP switches:
DIP Switch
Switch
Switch
Bank S1
Description of Use
OFF
ON
1
Selects temperature unit
°F
°C
2
Enables use of Password Feature
YES
NO
3
Fail Safe mode for Relay A
NO
YES
(for Model 2200D-X-2 only)
4
Direction of Control Relay A
Rising
Falling
(for Model 2200D-X-2 only)
5
Alarm Relay to Activate for Memory Loss
YES
NO
6
Fail Safe mode for Alarm Relay
NO
YES
7
Auto Return from menu if no button pressed
NO
YES
8
0-5 Vdc / 0-1 mA selector
Temperature
D.O.
Dip Switch
Bank S2
1
Fail-safe for Relay B
NO
YES
2
Direction of Control for Relay B
Rising
Falling
3
Reserved
4
Reserved
5
Reserved
6
Reserved
7
Reserved
8
Reserved