ABB Harmony DCU System Six

Harmony Electronic Module

Harmony Block I/O 
Series: ABB Harmony HX
Function: 16-Channel Universal Input Module
Resolution:16-bit
Accuracy:±0.2% of full scale (25°C)
Sampling Rate:100 ms per channel
Input Impedance:>1 MΩ (voltage), 250 Ω (current)
Isolation Channel-to-channel: 300V AC
Power Supply:24V AC/DC (±15%), 5W max

RNS-01 Redundant Network Selector

Interface Terminal Board

ITB/DOM
Bailey Infi 90
Interface Terminal Board
24V DC or system-specific
Operating Temperature: -20°C to +60°C
Storage Temperature: -40°C to +85°C
Humidity: 5% to 95%, non-condensing

686B55U01 ITB/DIM Discrete Input Terminal

Analog Input Termination

HDCU FAN/BATTERY TRAY ASSEMBLY

Fan Battery Tray

Keyboard

ECCP Redundant Controller

Single Slot IOB Blank DCH

ITB/CIO Communication Termination Assembly

ITB-DOR Digital Relay Output Termination Assembly

ITB/DI Dry Contact Input Termination Assembly

HDCU Power Supply

HDCU Power Supply

DCI Power Supply with battery

I/O BOARD MODULE
DCP II
FOR HARMONY DCU SYSTEM
Input Voltage: Typically 24V DC 
Output Voltage: 5V, 12V, or 24V DC
Current Rating:2A, 5A,
Operating Temperature: -20°C to +60°C
Storage Temperature: -40°C to +85°C.
Humidity: 5% to 95% non-condensing

HDCU Power Supply

PBUS I/O Board

I/O BOARD MODULE
DCP II
FOR HARMONY DCU SYSTEM
Input Voltage: Typically 24V DC 
Output Voltage: 5V, 12V, or 24V DC
Current Rating:2A, 5A,
Operating Temperature: -20°C to +60°C
Storage Temperature: -40°C to +85°C.
Humidity: 5% to 95% non-condensing.

A-Input Board - 24 Point

I/O BOARD MODULE
DCP II
FOR HARMONY DCU SYSTEM
Input Voltage: Typically 24V DC 
Output Voltage: 5V, 12V, or 24V DC
Current Rating:2A, 5A,
Operating Temperature: -20°C to +60°C
Storage Temperature: -40°C to +85°C.
Humidity: 5% to 95% non-condensing.

DCI System Six Digital I/O Module

CIO IOB Module

CIO I/O Board

I/O BOARD MODULE
DCP II
FOR HARMONY DCU SYSTEM
Input Voltage: Typically 24V DC 
Output Voltage: 5V, 12V, or 24V DC
Current Rating:2A, 5A,
Operating Temperature: -20°C to +60°C
Storage Temperature: -40°C to +85°C.
Humidity: 5% to 95% non-condensing

D-LOOP I/O Board

D-Loop I/O Board

I/O BOARD MODULE
DCP II
FOR HARMONY DCU SYSTEM
Input Voltage: Typically 24V DC 
Output Voltage: 5V, 12V, or 24V DC
Current Rating:2A, 5A,
Operating Temperature: -20°C to +60°C
Storage Temperature: -40°C to +85°C.
Humidity: 5% to 95% non-condensing

A-Loop I/O Board

I/O BOARD MODULE
DCP II
FOR HARMONY DCU SYSTEM
Input Voltage: Typically 24V DC 
Output Voltage: 5V, 12V, or 24V DC
Current Rating:2A, 5A,
Operating Temperature: -20°C to +60°C
Storage Temperature: -40°C to +85°C.
Humidity: 5% to 95% non-condensing