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Mitsubishi Electric E Series Data Book page 77

Air cooled chilling unit
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5. Wiring Design
(C) System leader unit and group leader unit (3 groups, 1 unit in each group)
(1) Setting address 1
1) Turn off the power.
2) System leader unit (Address 1 SW2-2, 2-3: ON)
3) Turn the power back on.
Address 1 → LED display [EEEE]
Address 51 → LED display [9999]
4) Setting the number of units for each group
*The default setting for the number of units in a group is 1.
5) Setting the number of groups
SWU3: 1
Press ENTER once.
SW1: 5, 8, 10 ON
Address 1 → LED display [1]
Press UP twice.
Address 1 → LED display [3]
Press ENTER once.
SW1 OFF
*The default setting for the number of units in a group is 1.
The maximum number of groups is 24.
MEES19K040
Address [1/51]
System leader unit
A
B
RA
RB
Remote controller
Address [2/52]
Group leader unit
A
B
Address [3/53]
Group leader unit
A
B
(2) Setting address 2
6) Turn off the power.
7) Group leader unit (SW2-2: ON)
8) Turn the power back on.
9) Setting the number of units for each group
*The default setting for the number of units in a group is 1.
10) SWU3: Press and hold F and ENTER for 5 seconds.
(Initializes the system)
Start-up process complete
*Address 3 (Group leader unit) is set in the same way as above.)
(3) Setting address 1 (second time)
11) SWU3: Press and hold F and ENTER for 5 seconds.
(Initializes the system. System leader unit initialized last)
Start-up process complete
12) SWU3: 0
M1
M2
M1
M2
M1
M2
Address 2 → LED display [EEEE]
Address 52 → LED display [9999]
Address 2 → LED display [9999]
Address 52 → LED display [9999]
Address 2 → LED display [9999]
Address 52 → LED display [____||_|]
Address 1 → LED display [9999]
Address 51 → LED display [9999]
Address 1 → LED display [____||_|]
Address 51 → LED display [____||_|]
76

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