Honeywell CT50 Owner's Manual

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3 69-2040EFS—01
M23793
Wiring CT50/CT53/CT54
• 2-wire heat-only system: Connect one
wire to R terminal, one wire to W terminal.
M23791
Wiring CT51/CT55
[1]IfwireswillbeconnectedtobothR and Rc
terminals, remove the metal jumper.
[2]DonotconnectbothO and B if you have a
heat pump. Connect only the Owire.WrapB
wire with electrical tape and do not use.
[3]DonotuseC, X or B.Wrapbareendofwire
with electrical tape.
M23792
1. Drillholesatpencil-marked
locations(3/16”holesfor
drywall,7/32”holesfor
plaster).
2. Use hammer to tap anchors
intoholesuntilushwithwall.
3. Pullwiresthroughthermostat
base and insert screws.
Check level if desired, then
tighten screws.
Mount thermostat base
1. Matcheachlabeledwirewithsame
letter on terminal.
2. Use a screwdriver to loosen screw
terminals, insert bare wires beneath
screws, then tighten screws.
3. Pushanyexcesswirebackintothe
wall opening.
Labels don't match?
If labels do not match letters on
thermostat, see table below.
Existing wires Connect to:
R• RH•4• V Terminal “R” [1]
Rc Terminal “Rc” [1]
O Terminal “O” [2]
B Terminal “B” [2]
G•F Terminal “G”
W•W1•H Terminal “W”
Y •Y1•M Terminal “Y”
C•X •B Do not use [3]
CT51/CT55
CT50/CT53/CT54
Connect wires

Honeywell CT50 Specifications

General

Display diagonal	4.7 \
Display resolution	1280 x 720 pixels
Flash memory	16 GB
Internal memory	0.002 GB
Internal memory type	-
Compatible memory cards	MicroSDHC, SDIO
Maximum memory card size	32 GB
Storage temperature (T-T)	-30 - 70 °C
Operating temperature (T-T)	-20 - 50 °C
Operating relative humidity (H-H)	0 - 95 %
Battery capacity	4040 mAh
Battery life (max)	12 h
Processor family	Qualcomm
Processor frequency	2.26 GHz
GPS receiver	GNSS
Bundled software	Honeywell Powertools and Demos
Operating system installed	Windows Embedded 8.1
Product color	Black, Grey
International Protection (IP) code	IP67
Data network	2G, 3G, EDGE, GPRS, GSM, HSPA+, LTE, UMTS
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Bluetooth version	4.0
Security algorithms	EAP, WEP, WPA, WPA2
Rear camera resolution (numeric)	8 MP
Speakers	stereo

Weight and Dimensions

Depth	160 mm
Width	82.5 mm
Height	19 mm
Weight	342 g