Timeguard TS900N Installation & Operating Instructions Manual
24 Hour Immersion
Heater Time Controller
Model: TS900N
Installation & Operating Instructions
1. General Information
These instructions should be read carefully
and retained for further reference and maintenance.
2. Safety
• Before installation or maintenance, ensure the
mains supply to the time switch is switched off
and the circuit supply fuses are removed or the
circuit breaker turned off.
• It is recommended that a qualified electrician is
consulted or used for the installation of this time
1 2
switch and install in accordance with the current
IEE wiring and Building Regulations.
• Check that the total load on the circuit including
when this time switch is fitted does not
exceed the rating of the circuit cable,
fuse or circuit breaker.
3. Technical Specifications
• 230V AC 50 Hz
• This time switch is of class I construction
and must be earthed
• Switch Rating: 13A resistive (3kW)
400W filament lighting
60W Fluorescent/
CFL lighting
• Programme: 24 hour
• Minimum setting interval: 15 minutes
• Minimum ON/OFF time
2 3
between setting: 30 minutes
• Up to 24 ON & OFF programmes per day
(additional pins required).
• Operating temperature: 0°C to +40°C
• CE Approved
• Manual Override: Self-cancelling manual
override to the next
programme change.
Note: Not suitable for use with
LED or Discharge Lighting.
Diagram A
24 hour programme ring
(inner holes = ON, outer holes = OFF)
Setting
pins
Time
indicator
Selfcancelling
3 4
override
switch
Cover
fixing
screw
Removable
cover
Concealed
wiring for
safety
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