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  3. BC-01(4W)(H-BRAKE) (1715)

Brigade BC-01(4W)(H-BRAKE) (1715) User manual

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BACKCHAT® Speaking Handbrake Monitor
Fitting Instructions
· Bolt the Backchat Handbrake Monitor to a convenient
position in the vehicle cab, close to the driver.
· For best sound projection do not obstruct the speaker grille.
· The Backchat handbrake monitor will operate when the driver’s
cab door is opened and the handbrake is not applied. Applying
the handbrake will immediately silence the unit.
· The Backchat handbrake monitor is equipped with muting
inputs for sensing handbrake operation, suitable for either
positive or negative switching door and handbrake switches.
Backchat will not interfere with the vehicle’s ECU.
Backchat conforms to EMC regulations set out in 89/336/EEC
Connections:
I. Red wire: Positive 12-28vdc.
II. Black wire: Negative.
III. Blue wire: Muting input (positive sensing).
IV. Brown wire: Muting input (negative sensing).
· N.U = connection not used – cut or tie back.
· Handbrake and Door switches are normally open type.
· Circuits are typical; switches may not directly control lamps.
Wiring Options (further options overleaf):
Backchat Monitor
Red
Black
Brown
Blue N.U
Vehicle Negative
Door
Light
or ECU
H/Brake
Switch
H/Brake
Light or
ECU
Door
Switch
1. Handbrake switch to Negative – Door switch to Negative
= Connection to vehicle wiring
Brigade Electronics PLC Brigade House, The Mills, Station Road,
South Darenth, Kent, UK. DA4 9BD Tel: 0870-774-1502
www.brigade-electronics.co.uk email: sales@brigade-electronics.co.uk
Backchat Monitor
Red
Black
Brown
N.U.
Blue +
Vehicle Negative
Door
Light
or ECU
H/Brake
Switch
H/Brake
Light or
ECU
Door
Switch
= Connection to vehicle wiring
Backchat Monitor
Red
Black
Brown
Blue N.U
Vehicle Negative
Door
Light
or ECU
H/Brake
Switch
H/Brake
Light or
ECU
Door
Switch
3. Handbrake switch to Negative – Door switch to Positive
= Connection to vehicle wiring
Backchat Monitor
Red
Black
Brown N.U.
Bl
ue +
Vehicle Negative
Door
Light
or ECU
H/Brake
Switch
H/Brake
Light or
ECU
Door
Switch
4. Handbrake switch to Positive – Door switch to Positive
= Connection to vehicle wiring
/