Thermo Fisher Scientific Alpha DO 2000 - Manual (Page 37)

Instruction manual
Alpha DO 2000
6.8 Wash Relay Settings (WASH)
In this section, you set the parameters for the wash relay.
SETUP SETUP
HOLD HOLD
SETUP SETUP SETUP
HOLD HOLD HOLD
SETUP SETUP
HOLD HOLD
ENT ENT ENT
ENT
ENT ENT
ENT
1 2
2
3
3
4 5
1. From the setup mode, select the “WASH” screen and then press ENT key.
2. Enabling/disabling wash function: Press ▲ or ▼ key to enable (WASH ON)
or disable (WASH OFF) wash function. Press ENT key to confirm your
selection.
− If “WASH OFF” was selected, the transmitter returns “WASH” sub-function.
− If “WASH ON was selected:
3. Selecting the relay status condition: Press
▲ or ▼ key to
choose desired relay status (de-energized = “DEEN” or
energized = “EN”). Press ENT key to confirm your selection.
4. Setting the wash interval in hours: Press
▲ or ▼ key to set
the desired wash interval (setting range: 0.1 to 199.9 hours).
Press ENT key to confirm your setting.
5. Setting the wash duration in seconds: Press
▲ or ▼ key to
set the desired wash duration (setting range: 1 to 1999
seconds). Press ENT key to confirm your setting.
Î NOTE: During wash cycle the transmitter is set to HOLD. For safety reasons,
the HOLD function is activated 5 seconds prior and deactivated 10
seconds after the wash cycle.
The controller goes back to “WASH” screen.
Continue with rest of the Setup procedures by pressing
▲ or ▼ key or return
to the Measurement mode by pressing
▲ and ▼ keys (escape)
simultaneously.
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