Sentek Cheap UL Door Window Open Close Switch Security Alarm System
Specification:
| Style: | Sentek Cheap UL Door Window Open Close Switch Security Alarm System | Item: | BR-1021 |
| Magnet: | Rare Earth Magnet | Color: | White, Brown, Grey |
| Wire RangeCable: | #20~#24AWG | Loop Type: | Closed |
| Reed Form: | N/O | Colsed Gap[Inch(mm)] | 3/4(19) |
| Depature Gap[Inch(mm)] | 0.95 (24) | Maximum InitialContact Resistance(Ohm) | 0.150 |
| MaximumContact Rating(W) | 7.5 | Maximum Switching Voltage(VDC/VAC) | 100 |
| Maximum Switching Current(A) | 0.4 | Certificate | CE, UL |
Dimension (mm):
Product Features:
* Diameter: 3/4", press to fit
* Suitable for steel door installation
* Self-locking
* Longer leads available
* Standard 18" 22AWG leads
* Switch and magnet available separately
* Resistor,Diode and Supervisory loop available on request
* Colors: White, Brown, Grey
Order Information:
Part Number | Loop Type | Reed Form | Closed Gap(in steel door) [Inch (mm)] | Depature Gap(in steel door) [Inch (mm)] | Maximum Initial Contact Resistance (Ohm) | Maximum Contact Rating (W) | Maximum Switching Voltage (VDC/VAC) | Maximum Switching Current (A) |
BR-1021 | Closed | N/O | 3/4 (19) | 0.95(24) | 0.150 | 7.5 | 100 | 0.4 |
BR-1021MM | Closed | N/O | 3/4 (19) in wood | 1(25) | 0.150 | 7.5 | 100 | 0.4 |
BR-1021WG | Closed | N/O | 1 (25) | 0.150 | 7.5 | 100 | 0.4 | |
BR-1021A | Open | N/C | 5/8(15) | 0.150 | 3 | 30 | 0.2 | |
BR-1021C | Closed & Open | SPDT | 5/8(15) | 0.150 | 3 | 30 | 0.2 | |
BR-1021D | DPDT | 2SPDT | 1/2 (12) | 0.150 | 3 | 30 | 0.2 |
UL APPROVED:BR-1021
Note: Gap will increase twice for installations other than steel
*These magnetic contact switches shall be installed so that a door or other movable opening cannot be opened more than 2 inches (51mm) without initiating an alarm.
*Switches exceeding 2 inches not be installed per UL681-the Standard for installation and Classification of Burglar and Holdup Alarm
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