Mitsubishi Electric VL-250CZPVU-R-E Installation Manual page 43

Function
Function name
No.
External output setting
81
3
Standard air speed
82
setting
CO concentration
2
84
indication
In the following conditions, error code 3126 (malfunction on external devices) is displayed on the controller and the output of the function setting
No.81 [1] Malfunction monitor turns ON.
- When the built-in OA thermistor detects 15°C or higher within 15 minutes from the start of output of the supply air preheater/after-heater.
- When the built-in OA thermistor detects -10°C or lower 60 minutes after the start of output of the supply air preheater/after-heater.
Function setting value
[0] [1] [2] [3]
Mal- Outdoor
function air shut- — —
monitor ter
— —
Hide Show — —
[4] [5] [6] [7] [8] [9]
— — — — — —
— — — — — —
— — — — — —
Eng-43
Factory
default Function description
setting
Set the ON/OFF conditions of termi-
nal blocks TM3 8-10.
[1] Malfunction monitor:
Turns the output ON when a mal-
function occurs on the product. (This
is used to indicate malfunctions
aside from the controller.)
[2] Supply air shutter:
Set the setting so that the output
ON/OFF match with the open/closed
0 of the shutter installed on the OA
duct.
- Output ON (shutter: open) condi-
tions: 10 seconds before starting
the supply air operation
- Output OFF (shutter: closed)
conditions: The built-in thermistors
detect that the outdoor temperature
is -18°C or lower and 20 seconds
have elapsed after the supply air
fan stopped.
Set the base notch.
The setting can be changed in
0
6.4.2.7 Control mode. The priority is
given to the latest setting.
Set Show/Hide the CO
tion values connected to the Analog
input 1.
Set the settings of 6.4.2.4, and
6.4.5.2 also.
Lo is displayed when lower than 250
ppm and Hi is displayed when 2200
ppm or higher.
Note
0
If both function settings No. 38 and
84 are [1], only the function set-
ting No. 84: CO concentration is
2
displayed on the «Main display»
screen. (Since the same display
position is allocated, the priority is
given to the indication of function
setting No.84: CO concentration.)
2
concentra-
2