ESI ESCTP5-RF User manual

ESCTP5-RF and ESCTP5-W
Programmable Cylinder
Thermostat
Installation instructions

Thank you for choosing ESi Controls.
All our products are tested in the UK so we are
confident this product will reach you in perfect
condition and give you many years of service.
However, for additional peace of mind, we
recommend you register your product online at
www.esicontrols.co.uk/warranty for your
extended warranty.
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Installation instructions
1. Technical specification
1.1 Parameter settings 6
1.2 Thermostat technical settings 7
2. Installation instructions
2.1 Installation safety instructions 8
2.2 General safety instructions 8
2.3 Warning notices 8
2.4 Maintenance 9
2.5 Fitting the programmable cylinder
thermostat 9
2.6 Installing the programmable cylinder
thermostat 10
2.7 Wiring diagram 11
3. Main settings
3.1 Menu settings 12
Contents
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Installation instructions

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Auto mode
Set temperature 25°C - 65°C (Default: 55°C)
Program event start/end time 00:00 - 23:50 (User manual section 6)
Program operation mode 5/2 day, 7 day, 24hr (Default: 5/2 day)
Number of programs 2 or 3 (Default: 2)
Manual mode
Manual mode temperature 25°C - 65°C (Default: 55°C)
Holiday mode
Holiday mode temperature 25°C - 65°C (Default: 25°C)
Holiday mode days 1 – 99 (Default: 1)
Delayed start
Operation mode Auto, manual, OFF (Default: Auto)
Hysteresis 2°C - 15°C (Default: 2°C)
Display illumination On/Off (Default: Off)
1. Technical specification
1.1 Parameter settings

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Power supply 230VAC, 3(1)A SPDT
Temperature sensor accuracy +/- 1°C at 20°C
Total switch rating 3(1)A 230VAC
Plastic type Thermoplastic, flame retardant
Protection rating IP30
Dimensions 95mm (L) x 95mm (W) x 39mm (D)
BST/GMT Time change Automatic
Factory pre-set programme yes, (See section 6 of user manual)
Complies with
EN 60730-1, EN 60730-2.7, EN
55014-1:2006+A1:2009+A2:2011,
EN 61000- 3-2:2014, EN 61000-
3-3:2013, EN 55014-2: 2015, EN
60730-1:2011, EMC Directive
2014/30/EU, LVD Directive
2014/35/EU
1.2 Thermostat technical settings

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2. Installation
2.1 Installation safety instructions
The unit must be installed by a suitably qualified person in
accordance with the latest IEE Wiring Regulations. Isolate
mains supply before commencing installation. Please read all
instructions before proceeding.
Ensure that the fixed wiring connections to the mains supply is
via a fuse rated at not more than 3 Amps and Class ‘A’ switch
having a contact separation of a minimum of 3mm in all poles.
The recommended cable sizes are 1.0mm² or 1.5mm². No earth
connection is required as the product is double insulated but
ensure continuity of earth throughout the system.
2.2 General safety instructions
This product complies with the essential requirements of the
following EC Directives:
• Electro-Magnetic Compatibility Directive 2014/30/EU.
• Low Voltage Directive 2014/35/EU.
• EC Marking Directive 2014/30/EU.
Please leave the user instructions with the end user where they
should be kept in a safe place for future reference.
2.3 Warning notices
WARNING: Always isolate the ac mains supply before
installing. This product must be fitted by a competent
person, and installation must comply with the guidance
provided in the current editions of BS767 (IEE wiring
regulations) and part “P” of the building regulations.

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2.4 Maintenance
Always isolate the mains supply before commencing any work,
servicing or maintenance on the system. And please read all
instructions before proceeding.
Arrange for an annual maintenance and inspection schedule to
be carried out by a qualified person on every part of the heating
and hot water system.
2.5 Fitting the programmable cylinder thermostat
The ideal position to locate the programmable cylinder
thermostat is about 1.5m above floor level, and about 1m from
the cylinder probe pocket, in a location where the thermostat is
accessible, visible and free from extreme temperatures. Some
cylinders allow for the thermostat to be mounted directly into
the cylinder, please check with your cylinder manual for details,
alternatively the thermostat can be mounted to a wall close to
the cylinder, always ensuring that the temperature probe can
reach the probe pocket in the cylinder.
1.5m
1m

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2.6 Installing the programmable room thermostat
1. Use a flat headed screwdriver to press the fastener at
the top of the unit, then gently loosen from the unit,
unhooking from top to bottom.
2. Fix the wall mount plate, into the cylinder itself or into
a wall nearby, ensuring that the temperature probe will
reach the cylinder temperature probe dry pocket.
3. Route the wires through the back of the wall mount
plate. Fit the wires to the wall-plate in accordance with
the relevant diagram and in accordance with I.E.E.
regulations.
4. Fit the unit onto wall mount plate securing from bottom
to top.
5. Ensure an appropriate fuse is fitted to the circuit before
reconnecting to the mains supply (see section 2.1 for
details)

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2.7 Wiring diagram
Check your boiler wiring diagram for the connection
requirements. The wiring diagram below cover the most
common connection methods. Incorrect wiring can cause
damage to the boiler and the thermostat.
NO COM NC LN
54 3 21
Main Supply
230VAC
NO COM NC LN
54 3 21
Main Supply
230VAC
BOILER
VOLT-FREE
BOILER
S/L (Switched Live)
1. N: Mains AC Neutral
2. L: Mains AC Live
3. NC: Normally Closed
4. COM: Common
5. NO: Normally Open

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3.1 Menu settings
1. In the home screen, press and hold until the displays
shows tInE then release to enter main menu.
2. Use the dial to choose from the options below, press to
enter desired setting. Press to return to home screen.
tInE: Set time and date.
tEnP: Set desired temperature, use dial to select from
25.0°C -65.0°C. Default is 55°C.
NOP: Select the number of programmes, use dial to
choose 2 or 3. Default is 2.
PrOG: Define programme events. (See user manual
section 6 for details).
HYSt: Set hysteresis, use dial to select between 2.0 – 15.0
°C. Default value 2.0°C.
StEr: Sterelise, legionella prevention function, use dial to
turn ON or OFF. Default is OFF.
LIGH: Display illumination, use dial to turn ON or OFF.
Default is OFF.
rF: RF pairing. (See user manual section 5.8 for details).
WIFI: WiFi pairing. (See user manual section 5.9 for
details).
LOC: Lock screen, use dial and arrows and to set a
PIN and lock screen.
RESE: Reset parameters to factory default.
3. Main settings

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We are continuously developing our products to
bring you the very latest in energy saving technology
and simplicity. However, should you have any
questions setting up your controls please email us at
[email protected] or for technical queries call us
on our dedicated technical helpline 01280 816868.

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WARNING: Interference with sealed parts renders the
guarantee void.
In the interests of continuous product improvement we reserve
the right to alter designs, specifications and materials without
prior notice and cannot accept liability for errors.

Version 1.001
© ESi Controls Ltd 2021