UL Cautions, Warnings and Instructions xii
Warnings and Cautions for Troubleshooting and Maintenance
The warnings and instructions in this section summarizes the procedures necessary to ensure an
inverter installation complies with Underwriters Laboratories
WARNING: Use 60/75C Cu wire only. (for models: WJ200-001L, 002L, 004L, 007L, 015S, 022S,
004H, 007H, 015H, 022H, 030H)
WARNING: Use 75C Cu wire only. (for models: WJ200-001S, -002S, -004S, -007S, -015L, -022L,
The Hitachi WJ200 inverters have product labels located on the right side of the housing,
as pictured below. Be sure to verify that the specifications on the labels match your power
source, and application safety requirements.
Model name
Input ratings
Output ratings
MFG number
Inverter Specification Label
05A
-001SF
200-240
200-240
T12345_A_-001
Ver:2.0
2.0/1.3
1.2 /1. 0
1005
The model number for a specific inverter contains useful information about its operating
characteristics. Refer to the model number legend below:
WJ200
Series name
001 SF
Configuration type
F=with keypad
Input voltage:
S=Single-phase 200V class
L=Three-phase 200V class
H=Three-phase 400V class
Model-specific tables for 200V and 400V class inverters
The following tables are specific to WJ200 inverters for the 200V and 400V class model
groups. Note that “General Specifications” on page in this chapter
class groups. Footnotes for all specification tables follow the table below.
Item Single-phase 200V class Specifications
WJ200 inverters, 200V models 001SF 002SF 004SF 007SF 015SF 022SF
Applicable motor size
*2
HP
Rated capacity (kVA)
240V
Rated input voltage
Rated output voltage *3 3-phase: 200 to 240V (proportional to input voltage)
Starting torque *6 200% at 0.5Hz
Braking
DC braking Variable operating frequency, time, and braking force
Use the following derating curves to help determine the optimal carrier frequency setting
for your inverter and find the output current derating. Be sure to use the proper curve for
your particular WJ200 inverter model number.
A motor control system will obviously include a motor and inverter, as well as a circuit
breaker or fuses for safety. If you are connecting a motor to the inverter on a test bench
just to get started, that’s all you may need for now. But a system can also have a variety of
additional components. Some can be for noise suppression, while others may enhance the
inverter’s braking performance. The figure and table below show a system with all the
optional components you might need in your finished application.
L1 L2 L3
+1
Inverter
GND
T1 T2 T3
Breaker,
MCCB or
GFI
+
From power supply
Name Function
Breaker /
disconnect
Input-side
AC Reactor
Radio noise filter
EMC filter (for
CE applications,
see Appendix D)
Radio noise filter
(use in non-CE
applications)
DC link choke
Radio noise filter
Output-side
AC Reactor
LCR filter
A molded-case circuit breaker (MCCB), ground fault
interrupter (GFI), or a fused disconnect device. NOTE: The
installer must refer to the NEC and local codes to ensure
safety and compliance.
This is useful in suppressing harmonics induced on the
power supply lines and for improving the power factor.
WARNING: Some applications must use an input-side AC
Reactor to prevent inverter damage. See Warning on next
page.
Electrical noise interference may occur on nearby
equipment such as a radio receiver. This magnetic choke
filter helps reduce radiated noise (can also be used on
output).
Reduces the conducted noise on the power supply wiring
between the inverter and the power distribution system.
Connect to the inverter primary (input) side.
This capacitive filter reduces radiated noise from the main
power wires in the inverter input side.
Suppress harmonics generated by the inverter. However, it
will not protect the input diode bridge rectifier.
Electrical noise interference may occur on nearby
equipment such as a radio receiver. This magnetic choke
filter helps reduce radiated noise (can also be used on
input).
This reactor reduces the vibration in the motor caused by
the inverter’s switching waveforms, by smoothing the
waveform to approximate commercial power quality. It is
also useful to reduce harmonics when wiring from the
inverter to the motor is more than 10m in length.
Sine wave shaping filter for output side.
Motor
Thermal
switch
9
Determining Wire and Fuse Sizes
The maximum motor currents in your application determines the recommended wore size.
The following table gives the wire size in AWG. The “Power Lines” column applies to the
inverter input power, output wires to the motor, the earth ground connection, and any other
components shown in the “Basic System Description” on page 2-7. The “Signal Lines”
column applies to any wire connecting to the two green connectors just inside the front
cover panel.
Motor Output Wiring
kW HP
VT CT VT CT
0.2 0.1 ¼ 1/8
0.4 0.2 ½ ¼
0.55
0.4 ¾ ½
1.1
0.75
1.5 1
2.2 1.5 3 2
3.0 2.2 4 3
0.2 0.1 ¼ 1/8
0.4 0.2 ½ ¼
0.75
0.4 1 ½
1.1
0.75
1.5 1
2.2 1.5 3 2
3.0 2.2 4 3
5.5 3.7 7.5 5
7.5 5.5 10 7.5
11 7.5 15 10
15 11 20 15
18.5
15 25 20
0.75
0.4 1 ½
1.5
0.75
2 1
2.2 1.5 3 2
3.0 2.2 4 3
4.0 3.0 5 4
5.5 4.0 7.5 5
7.5 5.5 10 7.5
11 7.5 15 10
15 11 20 15
18.5
15 25 20
Note 1: Field wiring must be made by a UL-Listed and CSA-certified closed-loop terminal
Note 2: Be sure to consider the capacity of the circuit breaker to be used.
Note 3: Be sure to use a larger wire gauge if power line length exceeds 66ft. (20m).
Note 4: Use 18 AWG / 0.75mm
Inverter Model
Power Lines Signal Lines
WJ200-001SF
WJ200-002SF
WJ200-004SF
WJ200-007SF
WJ200-015SF
WJ200-022SF
AWG16 / 1.3mm
(75C only)
AWG12 / 3.3mm
(75C only)
AWG10 / 5.3mm
WJ200-001LF
WJ200-002LF
WJ200-004LF
AWG16 / 1.3mm
WJ200-007LF
WJ200-015LF
WJ200-022LF
WJ200-037LF
WJ200-055LF
WJ200-075LF
WJ200-110LF
WJ200-150LF
AWG14 / 2.1mm
(75C only)
AWG12 / 3.3mm
(75C only)
AWG10 / 5.3mm
(75C only)
AWG6 / 13mm
(75C only)
AWG4 / 21mm
(75C only)
AWG2 / 34mm
(75C only)
WJ200-004HF
WJ200-007HF
AWG16 / 1.3mm
WJ200-015HF
WJ200-022HF
WJ200-030HF
WJ200-040HF
WJ200-055HF
WJ200-075HF
WJ200-110HF
WJ200-150HF
AWG14 / 2.1mm
AWG12 / 3.3mm
(75C only)
AWG10/ 5.3mm
(75C only)
AWG6 / 13mm
(75C only)
AWG6 / 13mm
(75C only)
connector sized for the wire gauge involved. Connector must be fixed by using
the crimping tool specified by the connector manufacturer.
2
wire for the alarm signal wire ([AL0], [AL1], [AL2]
terminals).
Applicable
equipment
Fuse (UL-rated,
class J, 600V ,
Maximum
allowable current)
2
10A
2
20A
2
30A
2
2
2
10A
15A
20A
2
30A
60A
80A
2
2
2
18 to 28
AWG / 0.14
to 0.75 mm2
shielded wire
(see Note 4)
80A
2
2
2
2
2
2
10A
15A
30A
50A
50A
10
RB
-
RB
-
Wire the Inverter Input to a Supply
Step 6: In this step, you will connect wiring to the input of the inverter. First, you must
6
determine whether the inverter model you have required three-phase power only, or
single-phase power only. All models have the same power connection terminals [R/L1],
[S/L2], and [T/L3]. So you must refer to the specifications label (on the side of the
inverter) for the acceptable power source types! For inverters that can accept
single-phase power and are connected that way, terminal [S/L2] will remain
unconnected.
Note the use of ring lug connectors for a secure connection.
Single-phase 200V 0.1 to 0.4kW
Three-phase 200V 0.1 to 0.75kW
L1
Single-phase 200V 0.75 to 2.2kW
Three-phase 200V 1.5, 2.2kW
Three-phase 400V 0.4 to 3.0kW
NOTE: An inverter powered by a portable power generator may receive a distorted power
waveform, overheating the generator. In general, the generator capacity should be five
times that of the inverter (kVA).
R/L1
PD/+1
Power inputOutput to Motor
R/L1
PD/+1
Power inputOutput to Motor
S/L2
P/+
S/L2
P/+
T/L3
N/
T/L3
N/
-
-
W/T3 V/T2 U/T1
G G RB
W/T3 V/T2 U/T1
G G RB
13
Hz A
Using the Front Panel Keypad
Please take a moment to familiarize yourself with the keypad layout shown in the figure
below. The display is used in programming the inverter’s parameters, as well as monitoring
specific parameter values during operation.
(5) Monitor LED [Hz]
(4) RUN LED
(8) 7-seg LED
(6) Monitor LED [A]
RUN
PWR
(7) Run command LED
(9) RUN key
(11) Escape key
8888
RUN
1
STOP/
RESET
ALM
PRG
ESC
2
SET
(13) Down key (12) Up key
(14) Set key
Key and Indicator Legend
Items Contents
(1) POWER LED Turns ON (Green) while the inverter is powered up.
(2) ALARM LED Turns ON (Red) when the inverter trips.
(3) Program LED
(4) RUN LED Turns ON (Green) when the inverter is driving the motor.
(5) Monitor LED [Hz] Turns ON (Green) when the displayed data is frequency related.
(6) Monitor LED [A] Turns ON (Green) when the displayed data is current related.
(7) Run command LED Turns ON (Green) when a Run command is set to the operator. (Run key is effective.)
(8) 7-seg LED Shows each parameter, monitors etc.
(9) Run key Makes inverter run.
(10) Stop/reset key
(11) ESC key
(12) Up key
(13) Down key
(14) SET key
(15) USB connector Connect USB connector (mini-B) for using PC communication
(16) RJ45 connector Connect RJ45 jack for remote operator
¾ Turns ON (Green) when the display shows changeable parameter.
¾ Blinks when there is a mismatch in setting.
¾ Makes inverter decelerates to a stop.
¾ Reset the inverter when it is in trip situation
¾ Go to the top of next function group, when a function mode is shown
¾ Cancel the setting and return to the function code, when a data is shown
¾ Moves the cursor to a digit left, when it is in digit-to-digit setting mode
¾ Pressing for 1 second leads to display data of d001, regardless of current display.
¾ Increase or decrease the data.
¾ Pressing the both keys at the same time gives you the digit-to-digit edit.
¾ Go to the data display mode when a function code is shown
¾ Stores the data and go back to show the function code, when data is shown.
¾ Moves the cursor to a digit right, when it is in digit-to-digit display mode
(1) POWER LED
(2) ALARM LED
(3) Program LED
(15) USB connector
(10) Stop/reset key
(16) RJ45 connector
14
Keys, Modes, and Parameters
The purpose of the keypad is to provide a way to
change modes and parameters. The term function
applies to both monitoring modes and parameters.
These are all accessible through function codes that are
primary 4-character codes. The various functions are
separated into related groups identifiable by the
left-most character, as the table shows.
Function
Group
“D” Monitoring functions Monitor
“F” Main profile parameters
“A” Standard functions
“B” Fine tuning functions
“C” Intelligent terminal functions
“H” Motor constant related functions
“P” Pulse train input, torque, EzSQ, and
“U” User selected parameters
“E” Error codes
Type (Category) of Function Mode to Access
communication related functions
You can see from the following page how to monitor and/or program the parameters.
Keypad Navigation Map
8888
RUN
ESC
Program
Program
Program
Program
Program
Program
Program
STOP/
1
RESET
2
SET
PRG LED
Indicator
z
z
z
z
z
z
z
RUN
Hz
A
PWR
ALM
PRG
The WJ200 Series inverter drives have many programmable functions and parameters.
Chapter 3 will cover these in detail, but you need to access just a few items to perform the
powerup test. The menu structure makes use of function codes and parameter codes to
allow programming and monitoring with only a 4-digit display and keys and LEDs. So, it is
important to become familiar with the basic navigation map of parameters and functions in
the diagram below. You may later use this map as a reference.
15
Group "d"
Func. code display
d001
V U
d002
d104
Group "F"
Func. code display
F001
V U
SET
SET
Func. code display
SET
Func. code display
ESC
: Moves to data display
ESC
: Jumps to the next group
ESC
Save
SET ESC
0.00
50.00
Func. code display
F002
F004
Group "A"
A001
V U
A002
SET
ESC
SET ESC
Data display (F001 to F003)
Data does not blink because of real time synchronizing
: Saves the data in EEPROM
SET
and returns to func. code display.
ESC
: Returns to func. code display without saving data.
SET ESC
Group "b"
A165
b001
ESC
Data display
When data is changed, the display
starts blinking, which means that
new data has not been activated yet.
SET ESC
: Saves the data in EEPROM and
SET
returns to func. code display.
: Cancels the data change and
ESC
returns to func. code display.
50.01
00
01
U
V
Press the both up and down key at the same
time in func. code or data display, then
single-digit edit mode will be enabled.
Refer to 2-34 for further information.
NOTE: Pressing the [ESC] key will make the display go to the top of next function group,
regardless the display contents. (e.g. A021Æ [ESC] Æb001)
16
[Setting example]
After power ON, changing from 0.00 display to change the b083 (carrier frequency) data.
d Press [ESC] key to show
the function code
d001
ESC
ESC
SET
c Data of d001 will be shown on the
display after the first power ON
0.00
e Press [ESC] key to move
F001
on to the function group F001
ESC
V
f Press [ESC] key twice to move
on to the function group b001.
b001
g Press Up key to change increase
function code (b001
U
h Press SET key to display the data of b083
SET
Æ b083)
b083
i Press up key to increase the
data (5.0Æ12.0)
Display is solid lighting.
5.0
ESC
U
V
i Press SET key to set
and save the data
When data is changed, the display
starts blinking, which means that new
data has not been activated yet.
SET
12.0
:Cancels the change and moves back to the function code
ESC
:Fix and stores the data and moves back to the function code
SET
Function code dxxx are for monitor and not possible to change.
Function codes Fxxx other than F004 are reflected on the performance just after changing the data
(before pressing SET key), and there will be no blinking.
17
ESC key
SET key
U key
V key
Note
Keep pressing for more than 1 second leads to d001 display, regardless the display situation. But note that
the display will circulates while keep pressing the [ESC] key because of the original function of the key.
(e.g. F001ÆA001Æb001ÆC001Æ …Æ displays 50.00 after 1 second)
When a function
code is shown…
Move on to the next
function group
Move on to the data
display
Increase function
code
Decrease function
code
When a data is shown…
Cancels the change and
moves back to the function
code
Fix and stores the data and
moves back to the function
code
Increase data value
Decrease data value
18
Connecting to PLCs and Other Devices
Hitachi inverters (drives) are useful in many types of applications. During installation, the
inverter keypad (or other programming device) will facilitate the initial configuration. After
installation, the inverter will generally receive its control commands through the control
logic connector or serial interface from another controlling device. In a simple application
such as single-conveyor speed control, a Run/Stop switch and potentiometer will give the
operator all the required control. In a sophisticated application, you may have a
programmable logic controller (PLC) as the system controller, with several connections to
the inverter.
It is not possible to cover all the possible types of application in this manual. It will be
necessary for you to know the electrical characteristics of the devices you want to connect
to the inverter. Then, this section and the following sections on I/O terminal functions can
help you quickly and safely connect those devices to the inverter.
CAUTION: It is possible to damage the inverter or other devices if your application
exceeds the maximum current or voltage characteristics of a connection point.
The connections between the inverter and
other devices rely on the electrical input/output
characteristics at both ends of each connection,
shown in the diagram to the right. The
inverter’s configurable inputs accept either a
sourcing or sinking output from an external
Other device
Input
circuit
Output
circuit
signal
return
signal
return
WJ200 inverter
Output
circuit
Input
circuit
device (such as PLC). This chapter shows the
inverter’s internal electrical component(s) at
each I/O terminal. In some cases, you will
need to insert a power source in the interface
wiring.
Other device WJ200 inverter
24V
P24
+ -
In order to avoid equipment damage and get
your application running smoothly, we
recommend drawing a schematic of each
connection between the inverter and the other
device. Include the internal components of
each device in the schematic, so that it makes
a complete circuit loop.
…
1
2
3
…
Input
circuits
After making the schematic, then:
1. Verify that the current and voltage for each
connection is within the operating limits of
GND
7
L
each device.
2. Make sure that the logic sense (active high or active low) of any ON/OFF connection is
correct.
3. Check the zero and span (curve end points) for analog connections, and be sure the
scale factor from input to output is correct.
4. Understand what will happen at the system level if any particular device suddenly
loses power, or powers up after other devices.
19
A
r
(L1)
(L2)
A
A
Example Wiring Diagram
The schematic diagram below provides a general example of logic connector wiring, in
addition to basic power and motor wiring converted in Chapter 2. The goal of this chapter
is to help you determine the proper connections for the various terminals shown below for
your application needs.
Breaker, MCCB
or GFI
Power source,
3-phase or
1-phase, per
inverter model
Intelligent inputs,
NOTE: For the wiring
of intelligent I/O and
analog inputs, be sure
to use twisted pair /
shielded cable. Attach
the shielded wire for
each signal to its
respective common
terminal at the inverter
end only.
Input impedance of
each intelligent input is
4.7k
7 terminals
Thermistor
Short bar
(Source type)
GND for logic inputs
Forward
R
S
T
N(L3)
P24
1
2
3/GS1
4/GS2
5/PTC
6
7/EB
PLC
L
Input
circuits
[5] configurable as
discrete input or
thermistor input
L
24V
+ -
WJ200
Output circuit
U(T1)
V(T2)
W(T3)
PD/+1
P/+
RB
N/-
AL1
AL0
AL2
11/EDM
Relay contacts,
type 1 Form C
Open collector output
12
DC reactor
(optional)
Brake
resistor
(optional)
Freq. arrival signal
Load
Load
Braking
unit (optional)
+
Moto
Meter
Meter
nalog reference
0~10VDC
4~20mA
Pulse train input
24Vdc 32kHz max.
GND for analog signals
EO
AM
H
O
OI
EA
L
L
L
pprx.10k
pprx.100
Termination resistor (200)
(Change by slide switch)
RS485
transceiver
L
10Vdc
+
L
L
RS485
transceiver
L
USB
transceiver
L
Option port
controller
L
CM2
GND for logic outputs
SP
Serial communication port
(RS485/ModBus)
SN
NOTE: Common for
RJ45 port
(Optional operator port)
USB (mini-B) port
(PC communication port)
USB power: Self power
Option port connector
RS485 is “L”.
20
p
p
p
put
5 4 6 SN 7
OI L H O EA SP EO
A
Control Logic Signal Specifications
The control logic connectors are located just behind the front housing cover. The relay
contacts are just to the left of the logic connectors. Connector labeling is shown below.
Relay
contacts
L2 AL1 AL0
RS485
comm.
Logic inputs
12 11 AM CM2
PLC
P24 1 L 3 2
Short bar
ut
Logic
out
ut
Pulse
RS485
comm.
Pulse
Train
out
Train
input
Analog
ut
in
Analog
out
Terminal Name Description Ratings
P24 +24V for logic inputs 24VDC, 100mA. (do not short to terminal L)
PLC Intelligent input common Factory set: Source type for –FE and –FU
models (connecting [P24] to [1]~[7] turns
each input ON). To change to sink type,
remove the short bar between [PLC] and [L],
and connect it between [P24] and [L]. In this
case, connecting [L] to [1]~[7] makes each
input ON.
1
2
3/GS1
4/GS2
5/PTC
6
7/EB
GS1(3) Safe stop input GS1
GS2(4) Safe stop input GS2
PTC(5) Motor thermistor input Connect motor thermistor between PTC and
EB(7) Pulse train input B 2kHz max.
EA Pulse train input A 32kHz max.
L (in upper row) *1 GND for logic inputs Sum of input [1]~[7] currents (return)
11/EDM Discrete logic outputs [11]
12 Discrete logic outputs [12] 50mA max. ON state current,
CM2 GND for logic output 100 mA: [11], [12] current return
AM Analog voltage output 0~10VDC 2mA maximum
EO Pulse train output 10VDC 2mA maximum
L (in bottom row) *2 GND for analog signals Sum of [OI], [O], and [H] currents (return)
Discrete logic inputs
(Terminal [3],[4],[5] and [7]
have dual function. See
following description and
related pages for the details.)
(Terminal [11] has dual
function. See following
description and related pages
for the details.)
27VDC max. (use PLC or an external supply
referenced to terminal L)
Functionality is based on ISO13849-1
See appendix for the details.
L terminal to detect the motor temperature.
Set 19 in C005.
Common is [PLC]
Common is [L]
50mA max. ON state current,
27 VDC max. OFF state voltage
Common is CM2
In case the EDM is selected, the functionality
is based on ISO13849-1
4VDC max. ON state voltage depression
27 VDC max. OFF state voltage
Common is CM2
32kHz maximum
21
(
(
)
Terminal Name Description Ratings
OI Analog current input 4 to 19.6 mA range, 20 mA nominal,
input impedance 100
O Analog voltage input 0 to 9.8 VDC range, 10 VDC nominal,
input impedance 10 k
H +10V analog reference 10VDC nominal, 10mA max.
SP, SN Serial communication terminal For RS485 Modbus communication.
Note 1: The two terminals [L] are electrically connected together inside the inverter.
Note 2: We recommend using [L] logic GND (to the right) for logic input circuits and [L]
analog GND (to the left) for analog I/O circuits.
Note 3: Refer to page 39 for details of trip signals.
Wiring sample of control logic terminal (source logic)
SN 7/EB 6 5/PTC 4/GS2 3/GS1
SP EO EA H O OI L AM CM2 12 11/EDM
Variable resistor
for freq. setting
1k-2k)
Freq. meter
Note: If relay is connected to intelligent output, install a diode across the relay coil
(reverse-biased) in order to suppress the turn-off spike.
Short bar
source logic
1 L PLC P24
RY
RY
22
1 2
Sink/source logic of intelligent input terminals
Sink or source logic is switched by a short bar as below.
Sink logic
L 1 2
PLC P24
Short bar
Wire size for control and relay terminals
Use wires within the specifications listed below. For safe wiring and reliabi li ty, it is
recommended to use ferrules, but if solid or stranded wire is used, stripping length should be
8mm.
Relay output terminal
Solid
Control logic
terminal
Relay terminal
2
mm
(AWG)
0.2 to 1.5
(AWG 24 to 16)
0.2 to 1.5
(AWG 24 to 16)
mm2 (AWG)
(AWG 24 to 17)
(AWG 24 to 17)
Source logic
Stranded
0.2 to 1.0
0.2 to 1.0
PLC P24 L
Short bar
Control logic terminal
8mm
Ferrule
mm2 (AWG)
0.25 to 0.75
(AWG 24 to 18)
0.25 to 0.75
(AWG 24 to 18)
23
Recommendedferrule
For safe wiring and reliability, it is recommended to use following ferrules.
Wire size
2
mm
(AWG)
0.25 (24) AI 0.25-8YE 12.5 0.8 2.0
0.34 (22) AI 0.34-8TQ 12.5 0.8 2.0
0.5 (20) AI 0.5-8WH 14 1.1 2.5
0.75 (18) AI 0.75-8GY 14 1.3 2.8
* Supplier: Phoenix contact
Crimping pliers: CRIPMFOX UD 6-4 or CRIMPFOX ZA 3
Howtoconnect?
(1) Push down an orange actuating lever by a slotted screwdriver (width 2.5mm max.).
(2) Plug in the conductor.
(3) Pull out the screwdriver then the conductor is fixed.
Model name of
ferrule *
L [mm] Φd [mm] ΦD [mm]
Push down an
orange actuating
lever.
Plug in the
conductor.
Φd
8
L
ΦD
Pull out the
screwdriver to fix
the conductor.
24
Intelligent Terminal Listing
Intelligent Inputs
Use the following table to locate pages for intelligent input material in this chapter.
Input Function Summary Table
Symbol Code Function Name Page
FW 00 Forward Run/Stop
RV 01 Reverse Run/Stop
CF1 02 Multi-speed Select, Bit 0 (LSB)
CF2 03 Multi-speed Select, Bit 1
CF3 04 Multi-speed Select, Bit 2
CF4 05 Multi-speed Select, Bit 3 (MSB)
JG 06 Jogging
DB 07 External DC braking
SET 08 Set (select) 2nd Motor Data
2CH 09 2-stage Acceleration and Deceleration
FRS 11 Free-run Stop
EXT 12 External Trip
USP 13 Unattended Start Protection
CS 14 Commercial power source switchover
SFT 15 Software Lock
WAC 39 Capacitor Life Warning Signal
WAF 40 Cooling Fan Warning Signal
FR 41 Starting Contact Signal
OHF 42 Heat Sink Overheat Warning
LOC 43 Low load detection
MO1~3 44~46 General Output 1~3
IRDY 50 Inverter Ready Signal
FWR 51 Forward Operation
RVR 52 Reverse Operation
MJA 53 Major Failure Signal
WCO 54 Window Comparator for Analog Voltage Input
WCOI 55 Window Comparator for Analog Current Input
FREF 58 Frequency Command Source
REF 59 Run Command Source
SETM 60 2nd Motor in operation
EDM 62 STO (Safe Torque Off) Performance Monitor
OP 63 Option control signal
no 255 Not used
Input Function Summary Table
Input Function Summary Table
(Output terminal 11 only)
26
Using Intelligent Input Terminals
Terminals [1], [2], [3], [4], [5], [6] and [7] are identical, programmable inputs for general use.
The input circuits can use the inverter’s internal (isolated) +24V field supply or an external
power supply. This section describes input circuits operation and how to connect them
properly to switches or transistor outputs on field devices.
The WJ200 inverter features selectable sinking or sourcing inputs. These terms refer to the
connection to the external switching device–it either sinks current (from the input to GND)
or sources current (from a power source) into the input. Note that the sink/source naming
convention may be different in your particular country or industry. In any case, just follow
the wiring diagrams in this section for your application.
The inverter has a short bar (jumper) for
Logic inputs
configuring the choice of sinking or sourcing
inputs. To access it, you must remove the
76
5432 1 L
PLC P24
front cover of the inverter housing. In the
figure to the top right, the short bar is shown
as attached to the logic terminal block
(connector). For EU and US version (suffix
Short bar
Sink logic connection
–xFE, and –xFU), it is originally located as
source type logic. If you need to change to
the sink type connection, remove the short
bar and connect it as shown in the figure at
the bottom right.
76
5432 1 L
Short bar
Source logic connection
PLC P24
CAUTION: Be sure to turn OFF power to the inverter before changing the short circuit bar
position. Otherwise, damage to the inverter circuitry may occur.
[PLC] Terminal Wiring – The [PLC]
terminal (Programmable Logic Control
terminal) is named to include various
devices that can connect to the inverter’s
logic inputs. In the figure to the right, note
the [PLC] terminal and the short bar
(jumper). Locating the short bar between
[PLC] and [L] sets the input logic source
type, which is the default setting for EU
and US versions. In this case, you
Short bar for
sink logic
P24
PLC
Input common
1
Input
circuits
WJ200 inverter
24V
+
-
connect input terminal to [P24] to make it
active. If instead you locate the short bar
7
between [PLC] and [P24], the input logic
will be sink type. In this case, you
connect the input terminal to [L] to make
it active.
Short bar for
source logic
Logic GND
L
The wiring diagram on the following pages show the four combinations of using sourcing or
sinking inputs, and using the internal or an external DC supply.
27
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