Fuji Electric ZKMA, Инструкция по эксплуатации

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8.4 Remote blowdown
You can perform blowdown by the contact input of the external terminal block.
To perform remote blowdown, install piping and wiring for the supply air and the solenoid valve according
to Section 4.
(1) Set one of the contact inputs DI 1 to 3 to “Blowdown ON” in accordance with the following opera-
tion procedure.
(2) Close the contact set to the “Blowdown ON” for one second or more (depending on the settings of
(17) to (19) and (20) of the terminal block).
(3) Blowdown is started. “RBL” is displayed on the left of the display panel, which disappears when the
blowdown is completed. Blowdown continues for the time you set in “10.3.4 Procedure for setting
blowdown time”.
DI1 DI3 DI2 DI COM
17 18 19 20
You can arbitrarily set the contact input functions.
You can arbitrarily set the contact inputs (17) to (19) and (20) of the terminal block (see “10.5.2 Contact
input setting”).
Piping and wiring for the supply air and the solenoid valve shall be installed.
Description

You can perform blowdown by the contact input using this function.
 Actuate the solenoid valve attached to the exterior by the contact signal from the terminal block and
flow supply air sequentially. Blowdown is automatically performed.

Refer to Sections “4.2” and “4.3” for the wiring of solenoid valves.
Procedu
re
Operation
(example)
Performing remote blowdown
Key operation Description
Displayed message
(LCD)
(1) Display the screen on the right in accordance with the key op-
eration summary and press the
key.
The contact input setting screen appears.
PARAMETER MENU
DIGITAL INPUT
(2)
Press the key several times and select one of DI 1 to DI 3.
Press the key.
DIGITAL INPUT
DI 1
(3)
Press the key.
Contact is set.
DI 1
NONE
(4)
Press the key several times and select “BLOW DOWN
ON”.
Press the
key to set the value.
DI 1
BLOW DOWN ON