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3.2. VF-FS1 communication parameters
Set up the inverter parameters as follows. To update, reset the power of inverter. If these parameters
are not set to correct value, this unit can not work normally.
Title
cmod
Command mode selection
fmod
Setpoint mode selection
f800
Communication speed
f801
Parity
f803
Communication error trip time
f829
Communication protocol
f851
Operation at network error
Set up "Communication error trip function (f803, see the inverter instruction
manual for details)" to stop the inverter when this option unit is deactivated by an
unusual event such as tripping, an operating error, power outage, failure, etc.
Mandatory
Deactivated option unit may cause an accident, if the "Communication error trip
function" is not properly set up.
3.3. Network cable connection
Connect the L
ON
(1) Cable selection (a twisted pair cable with shield)
Use Level 4/22 AWG cable for the network cable.
- Recommended cable
Manufacturer: Showa Electric Wire & Cable Co., Ltd.
Model name: LW221S, 22AWG, 1P, With shield, Standard 300m/reel
Use 0.75mm
(2) Terminal blocks
Catches
- Communication terminal NETA, NETB
Connect L
ON
Polarity of the communication terminals NETA and NETB does not have to be considered.
- Communication shield terminal SHLD
Connect the shield of network cable. Refer to next section for grounding.
- G/E terminal
Connect the network ground.
(3) Connection
Cable sheath should be peeled off by about 7mm.
For wiring work, use a flat blade screwdriver with a 0.6mm thick and 3.5mm width blade.
Tightening torque for the terminal block is 0.5Nm.
Function
W
network cable to L
ORKS
2
wire for grounding to the earth terminal (G/E) of the board.
NETB
SHLD
NETA
W
transmission/reception data cable.
ORKS
Description
While L
W
ON
ORKS
into VF-FS1, The network command and setpoint are
prior to cmod/fmod. VF-FS1 front panel operation
is prior when LOC lamp on the front panel turns on.
Set "1: 19200bps" (default).
Set "1: Even" (default).
Set communication time out period.
Set "1: MODBUS-RTU"
Set the behavior when "Receive heart beat timer"
overflow occurred.
Warning
W
communication option as follows.
ON
ORKS
Manufacturer: PHOENIX CONTACT
Model name: MSTB 2,5/3-ST-5.08
- 9 -
E6581371
communication option is installed
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