Nailor 35SW Manual page 29

DIAMOND
FLOW
SENSOR
AIRFLOW
HI LO
BALANCING
TEES
M
MAIN AIR
20 PSI
CONTROL SUBSEQUENCE QK
NIGHT SHUT DOWN WITH AIRFLOW SWITCH
(See main control sequence for daytime operation).
Sequence of Operation:
A positive pressure airflow switch, piped to the high side of the primary inlet
Diamond Flow Sensor, de-energizes the terminal fan upon loss of primary
(central) air.
The terminal fan will remain off until the primary air is restored.
SCHEDULE TYPE:
PROJECT:
ENGINEER:
CONTRACTOR:
Nailor Industries Inc. reserves the right to change any information concerning product or pricing without notice.
PNEUMATIC CONTROL
FAN POWERED TERMINAL UNIT • SERIES FLOW
CONSTANT VOLUME • PRESSURE INDEPENDENT
MODELS: 35S, 35SST , 37S AND 37SST OPTION: QK
MCP-8030
ACTUATOR
(8 – 10 PSI)
T
H
B L
NO
KREUTER
M
DAMPER
G
CSC-3011
RESET CONTROLLER
FACTORY WIRING/ PIPING
FIELD PIPING
M B
2-PIPE THERMOSTAT
(OPTIONAL OR BY OTHERS)
UNOCCUPIED CYCLE (Central System Off).
100
80
60
40
20
0
DA
RA
DATE
10 - 18 - 07
LINE VOLTAGE
N H
TOGGLE
DISCONNECT
SWITCH
(OPTIONAL)
SPEED
CONTROLLER
NORMALLY
C
OPEN
AIRFLOW
SWITCH
NC NO
CAPACITOR
FAN
MOTOR
Night Shut Down.
0 3 8
13 8
THERMOSTAT OUTPUT PRESSURE, PSI
SPACE TEMPERATURE INCREASE
Dimensions are in inches (mm).
B SERIES SUPERSEDES DRAWING NO.
3500 12 - 2 - 02
13 15
3 1
35SCD-QK