Home
Honeywell
Controller
T775A2009
Honeywell T775A2009 User Manual
4
of 1
of 1 rating
56 pages
Give review
Manual
Specs
To Next Page
To Next Page
To Previous Page
To Previous Page
Loading...
T775 SERIES 2000 ELEC
TRONIC ST
AND-ALONE CONTROLLERS
31
63-7147—05
Fig. 39. T775R wi
ring diagram for sol
ar water heating.
SENSOR A
(COLLECTOR
WA
TER TEMP
.)
C
NO
NC
C
NO
NC
C
NC
NO
C
NC
NO
T
T
RELA
Y
1
C
+
RELA
Y
4
RELA
Y
3
RELA
Y
2
M32046
T
T
SENSOR B
(STORAGE
WA
TER TEMP
.)
120
COM
240
FOR 240 V
AC LOAD, CONNECT T
O 240 VAC
TERMINAL
120V
COM
PUMP
ALARM/
VA
LV
E
1
1
30
32
Table of Contents
Default Chapter
2
Table of Contents
2
T775 Application Tips
3
Compatible Components
3
Temperature Sensors
3
Humidity Sensors (T775U Only)
3
Low Differential Pressure Sensors (T775U Only)
3
Universal Sensors (T775U Only)
3
Accessories
4
Features
4
T775 Operations
6
Integral Action
6
Derivative Action
6
Differential Vs. Throttling Range
6
Setpoint High Limit
6
Reset Programming (T775L, T775P, T775R, and T775U Models Only)
7
T775 Applications
8
Water Source Heat Pump Loop Water Controller - T775B
8
Chiller - T775B
9
Chiller, Rotary Compressor - T775B
10
Cooling Tower Control - T775B2040
11
Time-Based Control of Fan, Pump, Etc. - T775 (All Models)
12
Damper or Valve Modulation - T775M or T775R
13
Hot Water Reset - T775R
14
Chilled Water Reset - T775R
16
Multi-Stage Boiler Control (no Reset) - T775P
17
Multi-Stage Boiler Control (Reset) - T775P
18
Multi-Stage Chiller Control (no Reset) - T775P
20
Stage with Pump Output and Reset
21
T775P Using a T775S Expansion Module
21
Stage with Pump Output and Reset T775P Using a T775S Expansion Module
21
Stage with Pump Output and Reset (Continued)
22
Stage Reciprocating Chiller - T775L
23
Stage Heat and 6 Stage Cool - T775L
24
Stage Heat and 6 Stage Cool (Continued)
25
Pressure with a Variable Frequency Drive (VFD) - T775U
26
Carbon Dioxide (CO2) Sensing - T775U
27
Resetting Zone Air Temp Based on Outside Air Temp (2 Stage Cooling)
28
Resetting Discharge Air Temp Based on Return Air Temp (Modulating Cooling Valve)
29
Using the T775R as a Differential Temperature Controller for Solar Water Heating
30
Maintaining Differential Temperature for both Heating and Cooling
32
T775 Application Replacement Examples
33
T775M2030 Replacement for W973A Logic Panel
33
T775R Replacement for W964F Aquatrol Panel with Floating Actuator
35
T775L Replacement for S984 Step Controller
38
T775L Replacement for W7100C Discharge Air Controller
41
T775 Cross Reference
44
Notes
55
Other manuals for Honeywell T775A2009
Installation Instructions
36 pages
Instruction Instructions
36 pages
4
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the Honeywell T775A2009 and is the answer not in the manual?
Ask a question
Honeywell T775A2009 Specifications
General
Brand
Honeywell
Model
T775A2009
Category
Controller
Language
English
Related product manuals
Honeywell T775A Series
36 pages
Honeywell T775A/B/M 2000 Series
36 pages
Honeywell T775M2014
56 pages
Honeywell T775M2006
56 pages
Honeywell T775U2006
56 pages
Honeywell T775U2016
40 pages
Honeywell T775R2035
56 pages
Honeywell T775B2024
56 pages
Honeywell T775P2003
56 pages
Honeywell T775B2032
56 pages
Honeywell T775M2030
56 pages
Honeywell T775 Series
52 pages
To Next PageTo Next PageTo Previous PageTo Previous Page
Loading...
Need help?
General
