York Millennium YCAS 316 Installation Operation & Maintenance page 74

Air cooled screw liquid chillers air cooled screw hermetic
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FIG. 19 – MICROCOMPUTER CONTROL CENTER
74
MICROPROCESSOR BOARD
I/O EXPANSION BOARD
27962A
YORK INTERNATIONAL
POWER
SUPPLY
BOARD
RELAY
OUTPUT
BOARD #1
RELAY
OUTPUT
BOARD #2
TB4
TERMINAL
BLOCK
(TERMINALS
13 - 19)
FLOW SWITCH,
TEMP PWM,
LEAD/LAG, ETC.

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