CHV180 series frequency inverter special for elevator General
.7.
Cover the fixed hook mouth
Operating keypad
Control board
Control terminal
PG card expansion
Keypad bracket
Shield plate
Functional card
Main circuit terminal
Control cable inlet
Installation hole
Figure 1.4 Parts of inverters (18.5kW and above)
1.5 Description of extension card
Following extension cards can be installed in CHV180 series inverters:
Extension
Card
Description
Serial
communication
card
1. Offer RS232 and RS485 dual physical communication interface,
two communication mode can be switched by short-connecting
module.
2. RS232 interface adopts standard DB9 female connector in order
to the convenient connection.
3. Open 3-hole interface.
4. Embedded Modbus standard protocol.
PG Card
(asynchronous
motor)
1. Receive high-speed pulse from encoder to realize high-
accuracy close-loop vector control.
2. Both push-and-pull input and open-circuit collector input.
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