Table of Contents
Advertisement
Error! Use the Home tab to apply Überschrift 1 to the text that you want to appear here.
Cable Specifications
CPO-PC-6A Power Supply Cable Specifications
The length of the power supply cable includes the length of
cables to connected modules.
Table 7. CPO-IO830A power supply cable specifications
Cable length
Max. 3 m
The Panel Bus can be connected to RS485 interfaces 1, 2, 3,
and 4 of the CPO-PC-6A.
Cable type: Two pairs of twisted pair (1 pair is for ground
connection) complying with RS485 standard (level IV, 22
AWG, solid core, non-shielded), e.g., J-Y-Y 2 x 2 x 0.8
Field Device Power Supply Cable Specifications
Table 8. Field device power supply (24 Vac) cable
specifications
Cable length
≤ 100 m (300 ft.), single
transformer
≤ 400 m (1300 ft.), separate
transformers
Shielding and Protective Earth Grounding
In principle, data transmitting cables should be shielded in
case of RFI. The shield should be connected to the wiring
cabinet.
TM
The ComfortPoint
Open Mixed I/O Panel Bus Module
complies with SELV (Safety Extra-Low Voltage). Earth
grounding is therefore not recommended.
Tools and Other Connected Devices
General
The CPO-IO830A is controlled by the CPO-PC-6A Plant
Controller.
During engineering using ComfortPoint
also ComfortPoint Open Plant Controller – User Guide
(EN2B-0363GE51) – the user must define:
•
the bus type of the individual RS485 interfaces (i.e., CP-
IO Bus, Field Bus, Modbus, Panel Bus, or BACnet Bus)
and
•
the terminal assignments of the connected modules (e.g.,
CP-EXPIO, ComfortPoint
Modbus devices, Panel Bus I/O modules, ComfortPoint
Open VAVII modules, etc.),
This must be done in accordance with the given application.
EN1B-0498GE51 R0512
Cable cross-section
2
(16 AWG)
min. 1.5 mm
Cable cross-section
2
(16 AWG)
min. 1.5 mm
not allowed for > 100 m (300
ft)
TM
Open Studio – see
TM
Open Field Bus Adapters,
TM
8
TM
ComfortPoint
Open System
Hide quick links:
Advertisement
Table of Contents
