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Mitsubishi Electric E Series Data Book page 79

Air cooled chilling unit
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5. Wiring Design
<2>Multiple unit control
By setting SW2-6 to ON for address 1, optimum control of number of operating units will be performed.
All units will simultaneously operate when SW2-6 is set to OFF.
(A) System leader unit, group leader unit, and sub unit
Address [1/51]
System leader unit
A
Address [4/54]
Group leader unit
A
(B) System leader unit and group leader unit
*
Address [1/51]
System leader unit
Address 1 SW2-6 ON
A
B
*The unit by which the number of devices in the system is controlled
MEES19K040
Address [2/52]
B
M1
M2
Address [5/55]
B
M1
M2
*
Address [2/52]
Group leader
unit
M1
M2
A
B
Address [3/53]
Sub unit
Sub unit
M1
M2
M1
M2
Address [6/56]
Sub unit
Sub unit
M1
M2
M1
M2
*
*
Address [3/53]
Address [4/54]
Group leader
Group leader
unit
unit
A
B
A
B
The unit by which the
number of devices in the
system is controlled
The unit by which the
number of devices in the
system is controlled
*
*
Address [5/55]
Address [6/56]
Group leader
Group leader
unit
unit
A
B
A
B
78

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