7020b – BRK electronic 7020B User Manual

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A R C H I T E C T U R A L A N D E N G I N E E R I N G S P E C

I N S T A L L A T I O N O F A L A R M

The smoke alarm shall be a BRK Model 7020B and shall provide at a minimum the
following features and functions:
1. A photoelectric smoke sensing chamber.
2. The unit shall have a bright escape light that illuminates escape path when alarm is

initiated and shall be capable of self restoring.

3. Fully screened sensing chamber to resist entry of small insects

thereby reducing the probability of unwanted alarms.

4. Powered by 120V AC, 60Hz and have a monitored 9V battery backup and a solid

state piezo horn rated at 85dB at 10 ft.

5. A visual green LED power-on indicator to confirm unit is receiving power or

is in alarm.

6. A full function test button should check all alarm functions by simulating a smoke

condition, causing the unit to alarm.

7. Silence feature - Temporarily silence unwanted nuisance alarms.
8. Two Locking features - tamper resistant locking pins that lock battery drawer

and/or alarm to mounting bracket.

9. The unit shall be capable of operating between 40°F (4°C) and

100°F (38°C) and relative humidity between 10% and 90%.

10. The unit shall have a gasketless base for easy installation and be capable of

keeping alarm secure over a wide rotation range to allow for true alarm

alignment.

11. The unit shall have a plug in connector and be capable of interconnection of up to

18 alarms, 12 of which can be smoke alarms.

12. The unit shall at a minimum meet the requirements of UL217, CSFM,

NFPA 72, NFPA 101, ICC

S H I P P I N G S P E C S :

T E C H N I C A L S P E C S

Individual Carton Dimensions

5.13"L x 2.38"W x 5.13"H

Weight

0.45 lbs. (7010);

0.55 lbs. (7010B)

Cube

0.04 ft3

UPC

0 29054 00198 6

Master Carton Dimensions

10.75"L x 7.88"W x 11.06"H

Master Pack

Weight

7.1 lbs.

Cube:

0.54 ft3

I2of5:

100 29054 00198 3

Pallet Information

Cases per Layer

Number of Layers:

Cases per Pallet:

Units per Pallet:

1,056

Cube:

54.0 ft3

Weight:

678 lbs.

Alarm Dimensions:

5.0” dia x 2.1”H

Weight:

8.4 oz

Operating Voltage:

120V AC 60Hz w/ 9V battery backup

Operating Current:

.045 amps (standby/alarm)

Temperature Range:

40°F (4°C) to 100°F (38°C)

Humidity Range:

10% to 90% relative humidity (RH)

Audio Alarm:

85dB at 10 feet

Test/Silence:

Electronically simulates smoke condition,

causing the unit to alarm

Press and hold test/silence button

Alarm Reset:

Automatic when smoke clears

Interconnections:

Up to 18 units of First Alert or BRK Smoke, CO and

Heat Alarms. Maximum of 12 smoke alarms. See

user’s manual for details.

Smoke Sensor:

Photoelectric

Indicator Lights/Sounds:
AC Power:

Constant Green LED

DC Power:

Intermittent Red LED

Local Alarm:

Red LED flashes rapidly

Remote Alarm:

Red LED out.

Listing:

Listed to UL217 Standard

First Alert is a registered trademark of the First Alert Trust
BRK is a registered trademark of BRK Brands, Inc.
CM2923

TOP VIEW

SIDE VIEW

CAT.

7020B

THE PARTS OF THIS SMOKE ALARM

1. Mounting bracket

2. Mounting Slots

3. Locking Pins

4. Hot (Black) AC Wire

5. Nuetral (White) AC Wire

6. Interconnect (Orange) Wire

7. Pull-out Battery Drawer

8. Quick-Connect Plug

MOUNTING

BRACKET

Installation of this smoke alarm must conform to all local electrical
codes and Article 760 of the National Electrical Code (NFPA 70)
and NFPA 72. Interconnected units must meet the following
requirements: Total length of wire interconnecting units should be
less than 1000 feet, be #18 gauge or larger and be rated at least
300V. It is recommended that all units be on the same fuse or
circuit breaker. If local codes do not permit, be sure the neutral
wire is common to both phases.

A. Unswitched 120VAC 60 Hz source

B. To additional units; Maximum = 18 total
(Maximum 12 Smoke Alarms)

1. Smoke Alarm

5. Junction Box

2. Ceiling or Wall

6. Neutral Wire (White)

3. Power Connector

7. Interconnect Wire (Orange)

4. Wire Nut

8. Hot Wire (Black)

5.0"

2.1"

678

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