Sensor Electronics SEC Millenium Series Instruction And Operation Manual page 116

Then choose the Relay Settings Menu:
Main Menu 1
↑CALIBRATION
ALARM
* RELAY
↓NETWORK
Main Menu 2
↑HIDE LOW GAS
SELF TEST
SET DATE TIME
↓PREVIOUS MENU
Then scroll down to and choose the Relay Logic Mode Menu:
Relay Top Menu 1
↑LOW
MID
HIGH
↓FAULT
Relay Top Menu 2
*↑LOGIC MODE
↓PREVIOUS MENU
Then use the up/down keys to select the desired mode:
Relay Logic Mode Menu
* MODE
PREVIOUS MENU
Change the item to "OR" (for our example). Notice the asterisk to the right
disappears. Now scroll down and choose the "Previous Menu" item to return to the Relay
Settings menu (which will bring up the Save or Abort confirmation). Scroll down to and
choose the "Previous Menu" item to return to the Main Menu. Then scroll down to and
choose the "Previous Menu" item to return to the Top Menu. Then scroll down to and
choose the "Exit" item to return back to the Main Status screen.
SEC 3120 16-bit Modbus Manual
For Version 1.2 and above
AND *
Page 15 Of 46
December 2012
Sensor Electronics Corporation
P/N 1580282, Rev. 1, 20121228