Ac And Dc Overvoltage Protection Upgrade; Connecting The Interfaces - Kaco blueplanet 29.0 TL3 Operating Instructions Manual

Electrical connection
Authorised electrician
7.8

AC and DC overvoltage protection upgrade

EN EN
NOTE
The M and XL versions of the unit series blueplanet 50.0 TL3 allows you to upgrade the AC and DC
lightning and overvoltage protection in a straightforward and cost-efficient manner.
In this respect, please refer to the documentation "blueplanet 29.0 TL3 Application note – Installing
surge protection device" on our website.
7.9

Connecting the interfaces

All interfaces are located on the communication circuit board on the inside of the housing door.
CAUTION
Damage to the unit from electrostatic discharge
Components inside the unit can be damaged beyond repair by static discharge.
NOTE
Due to the installation position of the communication circuit board, this must be specially safe-
guarded against moisture and exposure to dust.
›
Figure 34: Communication circuit board: Connection and assignment of the interfaces
Key
1 Communication circuit board
1.1 ERR - Connection for fault signal relay
1.2 USB - connection for update
1.3 Ethernet - Connection for communication
Risk of fatal injury due to electric shock!
Severe injury or death may result from improper use of the interface connections and failure to
observe protection class III.
›
Page 26
Note the ESD protective measures.
Earth yourself before touching a component by touching a grounded object.
Make sure that no moisture or dust impacts on the circuit board during installation. Moisture and
dust particles must be removed immediately. In doing so, disassembly of the circuit board may be
necessary.
1
ERR
1
DANGER
The SELV circuits (SELV: safety extra low voltage) can only be connected to other SELV circuits with
protection class III.
Ethernet
USB Optional
1.2 1.3
1.1
1.4 RS485 - Connection for data loggers
1.5 DIP switch - Activate terminating resistor
1.6 INV OFF - connection for remote control
devices
Optional RS485 DIP Optional
H L
A B A B
GND GND
1.4 1.5
Operating Instructions KACO blueplanet 29.0TL3
INV
OFF
H L
1.6