Hakko Electronics Monitouch V9 Series, Connection Manual

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1.3 Connection Methods
1-31
n : 1 Connection (Multi-link) (Under Development)
Overview

One PLC is connected to a maximum of 31 V9 units. The V8, V7, and V6 series can be used together.
- Connection example 1:
- Connection example 2:

You can make settings for multi-link at the PLC1. For the V9 and V8 series, a physical port is selectable from CN1, MJ1, and
MJ2. For the V7 or V6 series, however, use CN1 only.
 Only a PLC [Signal Level: RS422/RS485] and with a port number set. RS-485 (2-wire system) connection is adopted to
connect a V-series unit and a PLC. For available models, see Connection Compatibility List provided at the end of this
manual.
 Use twisted-pair cables of 0.3 mm sq. or greater between terminal blocks.

The ladder transfer function is not available for a multi-link connection.
PLC1
CN1 CN1 CN1 CN1
Maximum length (PLC to the terminating V9) = 500 m
RS-485 (2-wire system) connection
Port No. 1 Port No. 2 Port No. 3 Port No. 31
PLC1
MJ2 MJ2 MJ2 MJ2
Maximum length (PLC to the terminating V9) = 500 m
RS-485 (2-wire system) connection
Port No. 1 Port No. 2 Port No. 3
Port No. 31
Terminal
block
Terminal
block
Terminal
block