York OPTIVIEW YK Service Manual

23
SECTION 2 - SYSTEM ARCHITECTURE
FORM 160.54-M1
ISSUE DATE: 10/25/2019
JOHNSON CONTROLS JCI COMPANY CONFIDENTIAL
2
FIGURE 2 - OPTIVIEW CONTROL CENTER - MOD A SOLID STATE STARTER APPLICATIONS
LD09037c
DIGITAL
IN
TRIAC
OUT
RELAY
OUT
POWER
SUPPLY
MICROBOARD
I / O BOARD
KEYPAD
DISPLAY
INTERFACE
BOARD
LIQUID
CRYSTAL
DISPLAY
LAMP
BACKLIGHT
INVERTER
BOARD
LAMP
CONTROL
ROW IN
COLUMN OUT
DISPLAY DATA
VANE MOTOR SWITCH
REMOTE CYCLING
HIGH PRESSURE SAFETY
LOCAL START / STOP SWITCH
CHILLED AND CONDENSER WATER FLOW SWITCHES
OIL PUMP VSD CYCLING STATUS
MOTOR CONTROLLER SHUTDOWN
REMOTE LEAVING CHILLED WATER TEMP AND CURRENT
LIMIT SETPOINTS (CONTACT CLOSURE)
VARIABLE ORIFICE CONTROL
PRE-ROTATION VANE CONTROL
STATUS / ALARM CHILLER SOLENOID VALVES OIL PUMP STARTER OIL HEATER ON/OFF CHILLED AND CONDENSER WATER PUMP STARTERS
COMPRESSOR
MOTOR START
MOTOR CONTROLLER SHUTDOWN TO I/O BOARD
MULTIPLEXED DATA
ADDRESS
SOLID
STATE
STARTER
LOGIC
BOARD
COMPRESSOR MOTOR CURRENT
+ 24 VDC
+12 / -12 / +5 VDC
OIL PUMP VSD SPEED CONTROL
RS-232 / RS-485 SERIAL DATA
CHILLER TEMPERATURES AND PRESSURES
CONDENSER REFRIGERANT LEVEL
HIGH SPEED THRUST BEARING POSITION
REMOTE LEAVING CHILLED WATER TEMP AND
CURRENT LIMIT SETPOINTS (0-20mA, 4-20mA / 0 - 10VDC, 2-10VDC)
TRIGGER BOARD STATUS TRIGGER BOARD CONTROL
LTC
I/O BOARD
HOT GAS VALVE
HEAT RECOVERY VALVE
HEAD PRESSURE VALVE
HEATING CONDENSER
FLOW SWITCH
HEATING CONDENSER
TEMPERATURES
MOTOR
MONITORING
BOARD
WINDING TEMPERATURES
BEARING TEMPERATURES
VIBRATION
COOLING LEAK DETECTOR
MODBUS SERIAL DATA

York OPTIVIEW YK Specifications

General

Brand	York
Model	OPTIVIEW YK
Category	Controller
Language	English