EPS10-1 Datasheet, PDF (2/2 Pages) Systemsensor advanced ideas. – Alarm Pressure Switches

Specifications, EPS10-1 and EPS10-2 (continued)
Physical/Operating Specifications
Maximum Operating
Pressure
250 psi
Operating Temperature Range
Maximum Adjustment 4 to 20 psi
Pressure Range
Cover Tamper Switch
Differential
Approximately 3 psi throughout range Enclosure
Factory Setting
Operates at rising pressure 4 to 8 psi
Shipping Weight
Switch Contact Ratings
EPS10-1: One set SPDT (Form C)
EPS10-2: Two sets SPDT (Form C)
10.0 A, ½ HP @ 125/250 VAC
2.5 A @ 6/12/24 VDC
Service Use
Pressure Connection
½˝ NPT male glass reinforced nylon
Warranty
Dimensions
5.12˝ H × 3.325˝ W × 4.250˝ L
(13.0 cm × 8.4 cm × 10.8 cm)
Indoor or outdoor use:
–40°F to 160°F (–40°C to 71°C)
UL Models: Optional P/N 546-8000
ULC Models: Factory Installed
Rated UL 4x, NEMA 4 for indoor or outdoor use
1.2 lbs. (.54 Kg)
Automatic Sprinkler: NFPA 13
One or Two Family Dwelling: NFPA 13D
Residential Occupancies up to 4 Stories: NFPA 13R
National Fire Alarm Code: NFPA 72
3 years
Typical Sprinkler Applications
EPS10
ALARM
CHECK
VALVE
TO
SPRINKLER
SYSTEM
WIRE TO ALARM
INDICATING CIRCUIT
OF FIRE ALARM
CONTROL PANEL
WATER
MOTOR
GONG
RETARD
TO
SPRINKLER
SYSTEM
ALARM
CHECK
VALVE
WATER
MOTOR
GONG
EPS10
WIRE TO
ALARM
INDICATING
CIRCUIT
OF FIRE
ALARM
CONTROL
PANEL
RETARD
OS & Y
VALVE
WATER
BY-PASS
VALVE
LOCAL ALARM
SHUT OFF
VALVE
OS & Y
VALVE
WATER LOCAL ALARM
BY-PASS SHUT OFF
VALVE VALVE
WET SYSTEM
WET SYSTEM
DRY
PIPE
VALVE
OS & Y
VALVE
EPS10
TO
SPRINKLER
SYSTEM
CHECK
VALVE
WIRE TO
ALARM
INDICATING
CIRCUIT
OF FIRE ALARM
CONTROL PANEL
WATER
MOTOR
GONG
WATER
BY-PASS
VALVE
LOCAL ALARM
SHUT OFF
VALVE
DRY SYSTEM
Pressure Switch Basic Dimensions
4¹/4″
GROUND
SCREW
(GREEN) _{SWITCH #2}
HEX
ADJUSTMENT
SCREW
5¹/8″
LOCKING
SCREW
MAIN ADJUSTMENT
WHEEL
1_{/2″ NPT}
Electrical Connections
MODEL EPS10-1
SWITCH AT 0 PSI
B
COM
A
SWITCH AT 4-8 PSI (HIGH TRIP PT.)
B
COM
A
SWITCH 1
MODEL EPS10-2
B
COM
A
SWITCHES AT 0 PSI
B
COM
SW1
A _SW2
SWITCHES AT 4-8 PSI (HIGH TRIP PT.)
B
B
COM
A _SW1
COM
A _SW2
BOTH SWITCHES ACTIVATE SIMULTANEOUSLY
Ordering Information
Part No.
Description
EPS10-1
Alarm Waterflow Pressure Switch, One SPDT, 4–20 PSI
EPS10-2
Alarm Waterflow Pressure Switch, Two SPDT, 4–20 PSI
EPSA10-1
ULC/Canadian Version
EPSA10-2
ULC/Canadian Version
Replacement Parts
S07-66-02
Replacement Tamper Screws for Cover of EPS
WFDW
Replacement Tamper Proof Wrench for Cover of EPS
546-8000
Cover Tamper Switch for EPS Series
3825 Ohio Avenue • St. Charles, IL 60174
Phone: 800-SENSOR2 • Fax: [phone]
©2006 System Sensor.
Product specifications subject to change without notice. Visit systemsensor.com for
current product information, including the latest version of this data sheet.
A05-0176-009 • 9/06 • #1676