Thermo Electron BBD 6220 - Page 19

Fig. 7: Control and display panel (A)
(1) Indicator lamp "HEATING" (11) Indicator lamp "Disinfection mode"
(2) Display "Temperature" (12) Key "Temperature setpoint"
(3) Indicator lamp "CO
2
GASSING" (13) Indicator lamp "auto-zero"
(4) Display "CO
2
concentration" (14) Key "CO
2
setpoint"
(5) Indicator lamp "O
2
/N
2
GASSING" (optional) (15) Key "O
2
setpoint" (optional)
(6) Display "O
2
concentration" (optional) (16) Key "Relative humidity setpoint"
(7) Indicator lamp "HUMIDIFICATION" (17) Indicator lamp "auto-start"
(8) Display "Relative humidity" (18) Key "Error code inquiry" / Start
calibration routines
(9) Key "Increase reading" (19) Indicator lamp "Control"
(10) Key "Decrease reading" (20) Key "Switching functions"
6. OPERATE
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