4451HT SYSTEMSENSOR [Systemsensor advanced ideas.], 4451HT Datasheet - Page 2

• Manufacturer Part Number: 4451HT
• Manufacturer: SYSTEMSENSOR [Systemsensor advanced ideas.]

Specifications
Mounting Base Selection Guide
Base Model No.
B401B
B401BR
B402B
B404B
B406B
B401
B401R
*Functionality contingent on panel compatibility.
‡Although B401B and B401 bases are capable of 12/24 VDC operation, they cannot be used with the 4451HT in 12V applications.
Relay Contact Ratings:
Form A:
Form C:
Wiring Guide
RA400Z
B401B Wiring Diagram
(OPTIONAL)
B404B Wiring Diagram
Ordering Information
Part No.
4451HT
System Sensor Headquarters
3825 Ohio Avenue
St. Charles, IL 60174
Ph: 800/SENSOR2
Fx: 630/377-6495
www.systemsensor.com
© 2004 System Sensor. The company reserves the right to change product specifications without notice.
Operating Voltage
Mounting base dependent
(see char t below)
Standby Current
100 microamps
Weight
5 ounces (150 g)
System Sensor Sales and Service
(–)
(+)
RA400Z
ALARM
CONTROL
PANEL
†
†
(–)
(+)
OPTIONAL
(–)
(+)
120 VAC
(–)
1
6
OPTIONAL FAULT TOLERANT WIRING
7
2
3
2
8
Description
Fixed temperature thermal detector with alarm
point at 190°F (88°C). Must be mounted to
one of the B40X Series bases listed above
(order separately).
1
9
4
4
10
(–)
(+)
5
11
12
Loop Type
2-wire*
2-wire*
4-wire
4-wire
2-wire*
2-wire*
2-wire*
3
13
14
Resistive or Inductive (60% power factor) load.
2.0A at 30VAC/DC
0.6A at 110VDC, 2.0A at 30VDC
1.0A at 125VAC, 2.0A at 30VAC
RA400Z
N.O.
N.C.
COM
(OPTIONAL)
SUPERVISION CIRCUIT
RA400Z
AUXILIARY
FORM C
CONTACTS
ALARM CIRCUIT
OPTIONAL
System Sensor Canada
Ph: 905.812.0767
Fx: 905.812.0771
System Sensor Europe
Ph: 44.1403.276500
Fx: 44.1403.276501
(–)
(+)
(–)
(+)
120 VAC
(–)
1
6
2
**Must be limited by control panel.
7
3
2
8
Current Limit Resistor
No
Yes
Yes
Yes
No
No
Yes
1
4
(–)
4
9
(+)
10
(+)
5
11
3
12
13
14
N.O.
N.C.
COM
Dimensions
Diameter: 4.1 inches (104 mm)
Height:
Construction
Flame retardant nor yl plastic
Operating Temperature
32° to 150°F (0° to 66°C)
Humidity Range
10% to 93% RH noncondensing
AUXILIARY
FORM C
CONTACTS
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RESISTOR
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RESISTOR
2.1 inches (53 mm)
System Sensor in China
Ph: 86.29.8832.0119
Fx: 86.29.8832.5110
System Sensor in Singapore
Ph: 65.273.2230
Fx: 65.273.2610
†Flangeless base
(OPTIONAL)
Alarm Contact Type
—
—
Form A & C
Form A & C – Supy.
Form C
—
—
(+)
(–)
RA400Z
(+)
(–)
ALARM CIRCUIT
Part No.
4451HTA
RA400Z
SMK400
2
(–)
(+)
1
B402B Wiring Diagram
B406B Wiring Diagram
3
5
12
4
13
2
14
1
N.O.
3
8
N.C.
COM
5
9
10
4
11
12
System Sensor – Far East
Ph: 85.22.191.9003
Fx: 85.22.736.6580
System Sensor – Australia
Ph: 613.54.281.142
Fx: 613.54.281.172
13
14
AUXILIARY
CONTACTS
OPTIONAL NFPA CLASS “A” WIRING
(OPTIONAL)
Description
Same as above, Canadian model
Remote Annunciator for 2- or 4-wire systems, 3–32V.
Use with most 400 Series plug-in detector bases. Fits
standard U.S. single gang electrical box.
Surface Mounting Kit. Provides for entry of surface
wiring conduit. Use with B401 or B401R mounting
bases only.
N.O.
N.C.
RA400Z
COM
AUXILIARY
CONTACTS
Alarm Point
190°F (88° C)
Wiring
12 to 18 gauge, twisted pair recommended
Smoke Detector Spacing
For detectors on smooth ceilings (as defined in
NFPA 72), spacing of 50 feet (2500 sq. ft.) may
be used. Other spacing may be used depending on
ceiling height, high air movements, and other condi-
tions or response requirements.
Nominal Voltage
24 VDC
24 VDC
24 VDC
120 VAC
24 VDC
24 VDC
24 VDC
(–)
(+)
2
1
3
2
5
‡
‡
‡
‡
12
1
4
13
3
8
14
5
9
N.O.
10
N.C.
4
11
COM
12
13
14
N.O.
AUXILIARY
CONTACTS
N.C.
RED (+)
COM
BLK
(–)
Current Draw on Alarm (mA)
10–100**
22–62
14–39
75 mA AC Max.
12–100**
10–100**
18–62
AUXILIARY
CONTACTS
System Sensor – India
Ph: 91.124.637.1770 x.2700
Fx: 91.124.637.3118
System Sensor – Russia
Ph: 70.95.937.7982
Fx: 70.95.937.7983
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A05-0236-004•6/04•#883