Nl l1 n l – Timeguard MLB98 User Manual
Page 3

N
L
L1
N
L
CONNECTION
Remove the terminal cover (Fig D) to expose terminal block.
Connect the cable to the terminal block as follows (see connection diagram):
NEUTRAL (Blue)
N
LIVE (Brown)
L
An earth connection is not required. Cut back or simply secure to an alternative
earthing point
Ensure the connections are secure.
Replace terminal cover
Install the lightbulb
Refit cover ensuring it clicks firmly into place
After choosing a suitable location (see previous section) install the unit as follows:
The unit is suitable for connection to a 230 V ac 50Hz electricity supply. It is suggested that
3-core round flexible cable of 1mm
2
gauge is used. A isolating switch should be installed to
switch the power to the unit ON & OFF. This allows the sensor to be easily switched off
when not required or for maintenance purposes.
Remove cover using a small screwdriver (Fig C) by gently easing the cover outwards.
Mark position of the fixing holes. (Fig D)
Drill the holes. Insert the wall plugs into the holes.
Pierce the grommet and pass the cable through the grommet.
Clamp the cable to the rear of the unit before securing the unit to the wall.
Fit grommet into its location hole ensuring a good seal.
Fix the unit to the wall. Take care not to overtighten the screws to prevent damage to the
unit. If using a power screwdriver, use the lowest torque setting.
SECTION THREE
INSTALLATION
*** IMPORTANT ***
Switch off the electricity at the fuse box by removing the relevant fuse or
switching off the circuit breaker before proceeding with the installation.
Mains
Supply
Isolation
Switch
CONNECTION DIAGRAM