CPO-PC400-W/CPO-PC400-UW HVAC CONTROLLER
3 EN0B-0085 IE10 R0420
GENERAL SAFETY 
INFORMATION
• When performing any work (installation, mounting, 
start-up), all manufacturer instructions and in 
particular the Installation and Commissioning 
Instructions (EN1B-0077IE10) are to be observed.
• The ComfortPoint™ Open System (including the CPO-
PC400-W/CPO-PC400-UW HVAC Controller, Panel Bus 
I/O modules, manual disconnect modules, and the 
auxiliary terminal packages) may be installed and 
mounted only by authorized and trained personnel.
• Rules regarding electrostatic discharge should be 
followed.
• If the ComfortPoint™ Open System is modified in any 
way, except by the manufacturer, all warranties 
concerning operation and safety are invalidated.
• Make sure that the local standards and regulations are 
observed at all times. Examples of such regulations are 
VDE 0800 and VDE 0100 or EN 60204-1 for earth 
grounding.
• Use only accessory equipment which comes from or has 
been approved by Honeywell.
• It is recommended that devices be kept at room 
temperature for at least 24 hours before applying power. 
This is to allow any condensation resulting from low 
shipping/storage temperatures to evaporate.
• The ComfortPoint™ Open System must be installed in a 
manner (e.g., in a lockable cabinet) ensuring that 
uncertified persons have no access to the terminals.
• Investigated according to United States Standard UL-
60730-1,UL-916, and UL60730-2-9.
• Investigated according to Canadian National 
Standard(s) C22.2, No. 205-M1983 (CNL-listed).
• Do not open the CPO-PC400-W/CPO-PC400-UW, as it 
contains no user-serviceable parts inside!
• CE declarations according to LVD Directive 
2014/35/EU and EMC Directive 2014/30/EU.
• Product standards are EN 60730-1 and EN 60730-2-9.
• Transmitter Antenna (From Section 6.8 RSS-GEN, Issue 
5, April 2018): 
— This radio transmitter [IC: 24552-00001] has been 
approved by Innovation, Science and Economic 
Development Canada to operate with the antenna 
types listed below, with the maximum permissible 
gain indicated. Antenna types not included in this 
list that have a gain greater than the maximum gain 
indicated for any type listed are strictly prohibited 
for use with this device.
— Le présent émetteur radio [IC: 24552-00001] a été 
approuvé par Innovation, Sciences et Développe-
ment économique Canada pour fonctionner avec 
les types d'antenne énumérés cidessous et ayant un 
gain admissible maximal. Les types d'antenne non 
inclus dans cette liste, et dont le gain est supérieur 
au gain maximal indiqué pour tout type figurant sur 
la liste, sont trictement interdits pour l'exploitation 
de l'émetteur.
Professional Installation
• This device must be professionally installed, this should 
be noted on grante.
• To maintain compliance, only the antenna types that 
have been tested shall be used, which listed in Table 33, 
“Antenna Part Numbers,” on page 39.
• This device requires a significant technology 
engineering expertise towards understanding of the 
tools and relevant technology, not readily available to 
average consumer. Only a person professionally trained 
in the technology is competent.
• This device is not directly marketed or sold to general 
public.
Safety Information as per EN60730-1
The ComfortPoint™ Open System is intended for 
residential, commercial, and light-industrial environments.
The ComfortPoint™ Open System is an independently 
mounted electronic control system with fixed wiring.
The CPO-PC400-W/CPO-PC400-UW is suitable for 
mounting in fuse boxes conforming with standard 
DIN43880, and having a slot height of max. 45 mm.
It is suitable for panel rail mounting on 35 mm standard 
panel rail (both horizontal and vertical rail mounting 
possible).
The CPO-PC400-W/CPO-PC400-UW is used for the 
purpose of building HVAC control and is suitable for use 
only in non-safety controls for installation on or in 
appliances.
Table 1. Safety Information as per EN60730-1 
Electric Shock 
Protection
PELV
Pollution Degree Pollution Degree 2, suitable for use 
in industrial environments.
Installation Class 3
Overvoltage 
Category
24 V-powered controls: Category I 
Rated Impulse 
Voltage
330 Vac for Category I (SELV)
Automatic 
Action
Type 1.C (micro interruption for the 
relay outputs)
Software Class Class A
Enclosure IP20 according to EN-60529
Ball-pressure 
Test 
Temperature
>75 °C for all housing and plastic 
parts
>125 °C in the case of devices 
applied with voltage-carrying parts, 
connectors, and terminals.
Electromagnetic 
Interference
Tested at 230 Vac, with the 
modules in normal condition.
System 
Transformer
Europe: safety isolating 
transformers according to 
IEC61558-2-6
U.S.A. and Canada: NEC Class-2 
transformers