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Daikin MicroTech II Installation And Maintenance
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Daikin
IM
696-4
57
T
ypic
al Wiring Diagrams
Figure 26: Con
stant volume
fan control (SAF and RAF)
401A
404A
426C
426B
426A
431A
TB2
42
TB2
45
2
R68
10
2
R67
10
R68
3
404
1
R67
3
401
1
M20
A2
A1
M10
A2
A1
jprs
24V SRC
MCB
2
2NO
BO2
RETURN FAN
207
jprs
24V SRC
MCB
1
1NO
BO1
SUPPLY FAN
207
SRC
9-16
MCB
207
11(31)
MMP10
12(32)
11(31)
MMP20
12(32)
TO MOTHERBOARD
WIRED INTERNAL
SOURCE 9-16
T3_COM
/3.11
T3_24V
/3.11
115VAC_GF/1
T1_N
/1.68
Figure 27:
1003B
1003A
1004B
1005B
1005A
N
TB7
G
TB7
H
TB7
REC1
CP
SL
GRD
SL
CP
PL32
1
S11
PL31
1
S10
G1004
2
PL32
G1012
N
G
REC11
H
31
LT11
BLK
WHT
w
2
PL31
G1009
N
G
REC10
H
30
LT10
BLK
WHT
w
FIELD SUPPLIED 115V/60/1
H1010-2
H1010-1
H775
H776
H775
H1006-2
H1006-1
H776
H775
H775
Light and receptacle po
wer
58
60
Table of Contents
Default Chapter
2
Table of Contents
2
Introduction
3
General Description
4
Component Data
4
Main Control Board (MCB)
6
Analog Inputs Terminal Blocks
7
Binary Inputs Terminal Blocks
7
Binary Outputs Terminal Blocks
7
RS-485 Communications Terminal Block
7
Power Supply Terminals
7
Keypad/Lcd Display Connection
7
Communication Modules
7
Bacnet/Ip Communication Module
7
Bacnet MS/TP Communications Module
8
Lonworks® Communication Modules
8
RS-232 Connection Port
9
15 VDC Supply Connection
9
Main Control Board Leds
9
Auxiliary Control Boards (CCB1, CCB2, EHB1, and ERB1)
10
Analog Inputs Terminal Block (J8)
11
Binary Inputs Terminal Blocks (J9 and J10)
11
Binary Outputs Terminal Blocks
11
RS-485 Communications Module
11
Power Supply Terminals (J1)
11
J7 Terminal Block
11
J2 Terminal Block
11
Main Control Board (MCB) Output Relays and Triacs
11
Auxiliary Control Boards (CCB1, CCB2, GCB1, EHB1, and ERB1) Output Relays
12
Keypad/Display
12
Remote Keypad Display Option
12
Temperature Sensors
13
Pressure Transducers
13
Humidity Sensors
13
Actuators
13
Variable Frequency Drives (Vfds)
13
Field Wiring
14
Field Output Signals
14
Remote Alarm Output
14
Fan Operation Output
14
VAV Box Output
15
Cooling Only Units
15
Cooling Only Units with Field Supplied Heat
15
Units with One-Stage Heat
15
Units with Modulating Heat
16
Staged Cooling Outputs
16
Field Analog Input Signals
16
Zone Temperature Sensor Packages
16
Zone Sensor Without Remote Set Point Adjustment
16
Zone Sensor with Remote Set Point Adjustment
17
Tenant Override (Timed)
17
External Discharge Air Reset Signal
18
External Outdoor Air Damper Reset Signal
18
Field Valve Actuator Feedback
19
Humidity Sensors
20
Humidity Sensor-Discharge Air Control (DAC) Unit
21
Field Binary Input Signals
21
Manual Cooling and Heating Enable
21
Cooling Enable
21
Heating Enable
21
Manual Unit Enable
21
External Time Clock or Tenant Override
21
Miscellaneous Output Signals
22
External Exhaust Fan Status
22
Service Information
23
Controller Inputs
23
Analog Inputs-Main Control Board (MCB)
23
Analog Inputs-Auxiliary Control Boards (CCB1, CCB2, GCB1, EHB1 & ERB1)
25
Binary Inputs-Main Control Board (MCB)
25
Binary Inputs-Auxiliary Control Boards (CCB1, CCB2, GCB1, EHB1 & ERB1)
25
Ccb1 & Ccb2 (7Rps, Rfs/Rcs, Rdt, Rpr & Rfr)
25
Gcb1 (Rds & Rah)
25
Ehb1
25
Erb1
25
Controller Outputs
26
Binary Outputs-Main Control Board (MCB)
26
Binary Outputs-Auxiliary Control Boards (CCB1, CCB2, GCB1, EHB1 & ERB1)
28
CCB1 and CCB2
28
Gcb1 (Rds & Rah)
33
Ehb1
33
Eerb1
34
Software Identification and Configuration
34
Main Control Board (MCB) Configuration
34
Main Control Board (MCB) Data Archiving
35
Typical Wiring Diagrams
36
Legend
36
Test Procedures
60
Troubleshooting Main Control Board (MCB)
60
MCB Battery
60
MCB Data Archiving
60
MCB "Cold" Reboot
60
MCB LED Power-Up Sequence
60
MCB LED Startup Error Codes
62
Battery Test
63
Flash CRC Tests
63
SRAM Test
63
Communication Port Tests
63
IP Register Test
63
Troubleshooting Auxiliary Control Boards (CCB1, CCB2, GCB1, EHB1 and ERB1)
64
Hardware Check
64
RS-485 Communication Card Status Leds
64
Troubleshooting Keypad/Display
64
Keypad/Display Power up Initialization
64
Troubleshooting Temperature Sensors
65
Troubleshooting Communications Modules
66
Bacnet/Ip Module
66
Bacnet MS/TP Module
66
Lonmark Modules
66
Troubleshooting Pressure Transducers
67
Parts List
68
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Installation And Maintenance Manual
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Daikin MicroTech II Specifications
General
Brand
Daikin
Model
MicroTech II
Category
Controller
Language
English
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