3
of 53
Table of contents
1
、
、
、
、
OVERVIEW
……………………………………………………………………………………………………5
I
NTRODUCTION
:.......................................................................................................................................... 5
U
SAGE OF THE PRODUCT
............................................................................................................................ 5
S
TORAGE
................................................................................................................................................... 5
I
DENTIFICATION OF THE
U
NIT
....................................................................................................................... 5
C
OPYRIGHT
............................................................................................................................................. 5
D
ECLARATION OF CONFORMITY
................................................................................................................... 6
2
、
、
、
、
GENERAL INTRODUCTION
………………………………………………………………………………..7
G
ENERAL DESCRIPTION
.............................................................................................................................. 7
W
ORKING PRINCIPLE
.................................................................................................................................. 7
A
CTIVE PARTS
............................................................................................................................................ 8
T
EMPERATURES
......................................................................................................................................... 8
I
NDICATORS
............................................................................................................................................... 9
S
ET POINTS
................................................................................................................................................ 9
C
ONTROL STRATEGY
................................................................................................................................ 10
3
、
、
、
、
OPTIONAL COMPONENTS
……………………………………………………………………………….14
C
ONTROL LOGIC
....................................................................................................................................... 14
H
EATER KIT
.............................................................................................................................................. 15
F
ILTER BLOCKAGE DETECTION KIT
............................................................................................................. 15
H
UMIDITY DETECTOR
................................................................................................................................ 15
4
、
、
、
、
ERROR HANDLING
………………………………………………………………………………………...16
I
NTRODUCTION
......................................................................................................................................... 16
W
ARNINGS
............................................................................................................................................... 16
F
AULTS
.................................................................................................................................................... 16
A
LARMS
................................................................................................................................................... 17
S
ENSOR FAILURE HANDLING
...................................................................................................................... 17
5
、
、
、
、
DESCRIPTION OF INDICATORS, CONTROLS AND CONNECTIONS
……………………………..18
F
RONT PANEL
........................................................................................................................................... 18
C
ONTROL BOARD LAYOUT
......................................................................................................................... 19
RJ11
JACK
’
S
............................................................................................................................................ 20
M
AIN VOLTAGE
......................................................................................................................................... 21
L
OW VOLTAGE
.......................................................................................................................................... 22
6
、
、
、
、
MOUNTING AND CONNECTING
…………………………………………………………………………23
I
NTRODUCTION
......................................................................................................................................... 23
U
NPACKING
.............................................................................................................................................. 23
H
OW TO MOUNTING THE UNIT
.................................................................................................................... 24
H
OW TO CONNECT THE UNIT
...................................................................................................................... 25
7
、
、
、
、
PREVENTIVE MAINTENANCE
……………………………………………………………………………27
P
URPOSE
................................................................................................................................................. 27
D
ESCRIPTION
........................................................................................................................................... 27
P
ROCEDURE
............................................................................................................................................ 28
Summary of Contents for DCU22-2000DH
Page 51: ...51 of 53 12 Appendix Dimension...
Page 52: ...52 of 53 Wiring diagram...
