Building Management System Fundamentals - Honeywell AUTOMATIC CONTROL Engineering Manual

DIGITAL
SYSTEM
DESCRIPTION
CHILLER
PLANT
COOLING TOWER
FAN
ISOLATION VALVES
LEAVING WATER
LEAVING WATER COMMON
CHILLER
LEAVING COND. WATER
CONDENSER PUMP
CHILLER
CONTROL COMMAND
STATUS
STATUS 2
% MAX. CURRENT
CURRENT (AMPS)
2
ALARM
LEAVING CHILLED WATER
LEAVING CHILLED
WATER (COMMON)
ENTERING CHILLED
WATER (COMMON)
CHILLER PUMP
MINIMUM TEMP SETPOINT
MAXIMUM TEMP SETPOINT
SETPOINT
LEAD SELECTOR
BYPASS VALVE
CHOKE VALVE
CHILLED WATER LINES
CHILLED WATER LINES
SETPOINT
CHILLED WATER LINES
SETPOINT OFFSET
COOLING TOWER CONTROL
CHILLER CONTROL STAGING
PRESSURE/FLOW VALVE
CONTROL
CONNECTED POINTS
INPUTS
OUTPUTS
ANALOG
DIGITAL
2
4
2
X
2
2
2
2
2
2
X
X
2 2
X
X
Fig. 8. Completed Typical I/O Summary Form.

BUILDING MANAGEMENT SYSTEM FUNDAMENTALS

APPLICATION SOFTWARE
ANALOG
2
2
2
2
X
X
X
X
X
195 ENGINEERING MANUAL OF AUTOMATIC CONTROL
ENERGY MANAGEMENT
SOFTWARE
2
2
2
2
X
X
X
X
X
X
X
X
M10258