44 Chapter 5 Microprocessor Control
DataMate 3000 Series Air Conditioner User Manual
U
n i t S t a S N G L
H o s t T i m e 2 4 h
S p a r e T i m e 2 4 h
S w t c h T i m e 3 0 s
Figure 5-29 Standby sub-menu
1) Use Up/Down buttons to move the cursor to Unit Sta in the Standby sub-menu,
and press Enter to set the system to HST (Duty unit), SPR (Standby unit) or SGL
(Single unit). The default setting is HST.
2) Use Up/Down buttons to move the cursor to Host Time, and press Enter to set
the operation cycle of the duty unit. The setting range is from 12 hours to 48 hours
and the default setting is 24 hours.
3) Use Up/Down buttons to move the cursor to Spare Time, and press Enter to set
the operation cycle of the standby unit. The setting range is from 12 hours to 48
hours and the default setting is 24 hours.
4) Use Up/Down buttons to move the cursor to Switch Time, and press Enter to set
the system transfer time delay. The setting range is from 10 seconds to 90 seconds
and the default setting is 30 seconds.
When the Unit Sta is set to SPR or SGL. The Host Time, Spare Time and Switch
Time can be set, but they are invalidated.
5.9.3 Sensor Calibrate
The technical person can use this function and a precise instrument (0.1°C or
0.1%RH in precision) to calibrate the temperature sensor and humidifier sensor.
The settings will not be lost when power fails. Select Sensor Calibrate item from the
System Menu to calibrate the items listed in Figure 5-30.
T
e m p S n s r 0 . 0
H u m S n s r 0 . 0 % R H
R e s e t N O
Figure 5-30 Sensor Calibrate menu
1. Use Up/Down buttons to move the cursor to Temp Snsr, and press Enter to set
the tolerance of the temperature sensor. The setting range is from -5°C to +5°C and
the default setting is 0°C.
2. Use Up/Down buttons to move the cursor to Hum Snsr, and press Enter to set
the tolerance of the humidifier sensor. The setting range is from -10%RH to
+10%RH and the default setting is 0%RH.
