Mitsubishi Electric EB-50GU-A Instruction Book page 37

Air conditioning control system
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(6) To receive an e-mail alarm when the temperature or the humidity exceeds certain predetermined values,
set the ON- and OFF-thresholds for both the upper and lower limit temperatures.
Note: To avoid frequent ON/OFF cycling, the minimum differential between the ON- and OFF-threshold values
should be 1ºC (2ºF).
5-3-2. Offsetting the measured temperature/humidity values
To set the offset value for the measured values, follow the instructions below.
Note: The actual measurement values or the adjusted measurement values are not displayed until the connection
settings of the AI controller are completed.
When the AI controller is registered for the first time, click [Save Settings] to send the settings data, and click
[Functions 1]-[Measurement] to refresh the measurement settings screen.
(1) Click [Set offset] in the [Setting details] section.
(2) Select the offset value in the [Offset] pulldown menu, or
select the desired value in the [Modified value] pulldown
menu.
The settable offset value range for temperature sensor
is between -10.0ºC (-18.0ºF) and +10.0ºC (+18.0ºF),
and for the humidity sensor is between -10.0% and
+10.0%.
5-3-3. Registering PI controllers and metering devices
Follow the instructions below to make the system settings of the metering devices. Up to four metering devices
can be connected to a PI controller (PAC-YG60MCA).
Metering device name
PI controller icon
Setting details of
metering device 1
Setting details of
metering device 3
(1) Using the scroll bar, select the address to which the PI controller (PAC-YG60MCA) will be connected.
(2) Select the PI controller icon (
Note: Click again to deselect.
(3) In the [Metering device name] field, enter the name of the metering device.
(4) Enter the pulse value of the metering device, and select the measurement unit.
Note: The measurement unit can be selected from [kWh], [m3], [MJ], or [--(no unit)].
Note: Select the blank in the measurement unit pulldown menu when not using a metering device.
Important: Set the pulse value according to the metering device to be used. To ensure proper settings, first check
the value measured by the metering device and the value counted by the PI controller. Then, after a
certain time, check that both values have increased by equal values. (The values that the PI controller
counts can be checked on the Web Browser for System Maintenance Engineer.)
).
37
Pulse value
Measurement unit
Setting details of
metering device 2
Setting details of
metering device 4

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