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EPS40-2 Datasheet(PDF) 2 Page - Systemsensor advanced ideas.

Part # EPS40-2
Description  Supervisory Pressure Switches
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Manufacturer  SYSTEMSENSOR [Systemsensor advanced ideas.]
Direct Link  http://www.systemsensor.com
Logo SYSTEMSENSOR - Systemsensor advanced ideas.

EPS40-2 Datasheet(HTML) 2 Page - Systemsensor advanced ideas.

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3825 Ohio Avenue • St. Charles, IL 60174
Phone: 800-SENSOR2 • Fax: 630-377-6495
©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.
A05-0177-010 • 9/06 • #1676
Ordering Information
Part No.
Description
EPS40-1
Low Pressure Supervisory Switch, One SPDT, 10–100 PSI
EPS40-2
High/Low Pressure Supervisory Switch, Two SPDT, 10–100 PSI
EPSA40-1
Low Pressure Supervisory Switch, One SPDT, 10–100 PSI (ULC Model)
EPSA40-2
High/Low Pressure Supervisory Switch, Two SPDT, 10–100 PSI (ULC Model)
Replacement Parts
S07-66-XX
Replacement Tamper Screws for Cover of EPS
WFDW
Replacement Tamper Proof Wrench for Cover of EPS
546-8000
Cover Tamper Switch for EPS Series
Typical Sprinkler Applications
Pressure Switch Basic Dimensions
Electrical Connections
HEX
ADJUSTMENT
SCREW
MAIN ADJUSTMENT
WHEEL
41/4
51/8
LOCKING
SCREW
1/2″ NPT
GROUND
SCREW
(GREEN) SWITCH #2
Specifications, EPS40-1 and EPS40-2 (continued)
Physical/Operating Specifications
Maximum Operating
Pressure
250 psi
Operating Temperature
Range
Indoor or outdoor use:
–40°F to 160°F (–40°C to 71°C)
Maximum Adjustment
Pressure Range
10 to 100 psi
Cover Tamper Switch
UL Models: Optional P/N 546-8000
ULC Models: Factory Installed
Differential
Approximately 3 psi @ 10 psi, 6 psi @ 100 psi
Enclosure
Rated UL 4x, NEMA 4 for indoor or outdoor use
Factory Setting
EPS40-1 operates at decreasing pressure at 30 psi
EPS40-2 operates at increasing pressure at 50 psi
and decreasing pressure at 30 psi
Shipping Weight
1.2 lbs. (.54 Kg)
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
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
Pressure Connection
½˝ NPT male
Warranty
3 years
Dimensions
5.12˝ H × 3.325˝ W × 4.250˝ L
(13.0 cm × 8.4 cm × 10.8 cm)
DRY
PIPE
VALVE
OS & Y
VALVE
WATER
BY-PASS
TEST
VALVE
LOCAL ALARM
SHUT OFF
VALVE
WATER
MOTOR
GONG
CHECK
VALVE
EPS40
CHECK
VALVE
AIR LINE
SHUT-OFF
VALVE
INSTALL
BLEEDER
VALVE FOR
TESTING
EPS40
DRY SYSTEM
WIRE TO SUPERVISORY
CIRCUIT OF FIRE ALARM
CONTROL PANEL
WIRE TO ALARM
INDICATING CIRCUIT
OF FIRE ALARM
CONTROL PANEL
TO
SPRINKLER
SYSTEM
MODELS EPS40-1
SWITCH AT 40 P.S.I. (NORMAL)
SWITCH AT 30 P.S.I. (LOW TRIP PT.)
B
COM
A
A
COM
B
SWITCH 1
SW2
SW1
SWITCHES AT 40 P.S.I. (NORMAL)
SWITCHES AT 30 P.S.I. (LOW TRIP PT.)
SW1
SW2
MODELS EPS40-2
SWITCHES AT 50 P.S.I. (HIGH TRIP PT.)
SW1
SW2
B
COM
A
B
COM
A
B
COM
A
A
COM
B
A
COM
B
A
COM
B


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