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SECURE ThermoPlus AS2 Programmable Room Thermostat Instruction Manual

ThermoPlus AS2  
Programmable Room Thermostat  
Installation Instructions  
The ThermoPlus AS2 Programmable Room Thermostat  
offers a number of pre-installed heating profiles which are  
easily set-up by the installer or user to provide maximum  
comfort. Once complete, user operations are kept to a  
minimum by using the +/ - and Warm / Cool buttons on the  
front of the unit.  
The ThermoPlus contains a selection of five pre-set and one  
adjustable profile options, one of these options should have  
been set by the Installer to meet your heating requirements.  
Care should be taken to ensure the correct profile is selected  
that most suits your lifestyle. Details on how to change the  
cted profile are located on page 9 of this guide.  
1
GeneralDetails
NameSECURE ThermoPlus AS2 Programmable Room Thermostat Instruction Manual
MakeSECURE
LanguageEnglish
FiletypePDF (Download)
File size1.87 MB
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SECURE ThermoPlus AS2 Programmable Room Thermostat Instruction Manual
Get the free PDF manual for the SECURE ThermoPlus AS2 Programmable Room Thermostat Instruction Manual and access setup steps, usage instructions, and troubleshooting tips. 👉 View online or download now to keep your thermostat running smoothly!

Secure ThermoPlus AS2 Manual: Questions and Answers

Secure ThermoPlus AS2 specifications

Maximum load3(1)Amps (230 V AC)
Setpoint range5˚C - 30˚C (1˚C Steps)
Differential<0.5˚C (At 4˚C/hour)

Full specifications, page 11

Can I mount a thermostat on a surface-mounted wall box or metal surface?

No. ThermoPlus thermostats are suitable for mounting on a flat surface only, not on surface-mounted wall boxes or unearthed metal surfaces. Instruction Manual, p. 5

How do I set the time on Secure ThermoPlus AS2 after installation?

Open the cover and press the two outside buttons together to enter installer set-up mode.

  1. Press Time.
  2. Press set. The minute field will flash.
  3. Adjust using up/down buttons, then press set.
  4. Adjust hour using up/down buttons, then press set.
  5. Continue through date, month and year fields in the same way.
  6. Press the two outside buttons together to leave installer set-up. Instruction Manual, p. 8

Where are the connection pins located on Secure ThermoPlus AS2?

On the back of the unit. They locate into the terminal slots in the Backplate when you swing the thermostat into position. Instruction Manual, p. 6

What does STANDBY mean on the Secure ThermoPlus AS2 display?

The word appears when frost protection mode is activated by pressing the blue button under the flap. Instruction Manual, p. 11

What do the up and down arrow buttons do on Secure ThermoPlus?

They select a profile during installer setup and adjust the frost protection temperature after STANDBY is triggered. Instruction Manual, p. 11

What do terminals 1, 2, 3 and 4 connect to on the Secure ThermoPlus AS2?

Terminal 1 is LIVE (LINE). Terminal 2 is LOAD (HEAT). Terminal 3 is NOT USED. Terminal 4 is N (PARKING).

TerminalFunction
1LIVE (LINE)
2LOAD (HEAT)
3NOT USED
4N (PARKING)

How do I detach the wiring block from the backplate?

Hold the backplate with the back facing you and pull down gently on the release lever. Instruction Manual, p. 4

Secure ThermoPlus AS2 compared with other room thermostats

SpecificationSecure ThermoPlus AS2EPH Controls CP4BEPH Controls HRT
Maximum load3(1)Amps (230 V AC)8A 230Vac8(3)A 230Vac
Setpoint range5˚C - 30˚C (1˚C Steps)5 … 35˚C5 … 35˚C
Differential<0.5˚C (At 4˚C/hour)0.4˚CAdjustable from 0.0 – 1.0°C

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