ISHIDA IWQ Series User manual
IWQ Series
Service Manual
First Edition
Manual No. 0153A
Read this manual thoroughly and do not perform installation, operation,
maintenance, or inspection unless you fully understand all contents.
Keep this manual in a safe place where you can refer to it easily while
installing, operating, and carrying out maintenance or inspections.
Warning
This manual is for use by service personnel of our company or qualified to
perform maintenance services for this machine.
1/54 IWQ Series Service Manual
OUTLINE
•Purpose of this manual
This manual is used for reference at installation, placement or maintenance servicing of IWQ-150 or IWQ-
30.
•Symbols in the description
1. Warning symbols
Symbol Meaning
Danger
Indicates information that, if not avoided, is likely to result in loss of life or
serious injury. (The word is used for an urgency most likely to result in loss of
life or serious injury if the instruction is not heeded. The symbol is limited to
extremely dangerous situations.)
Warning
Indicates information that, if not avoided, may result in loss of life or serious
injury. (The word is used for a potentially dangerous situation possibly resulting
in loss of life or serious injury if the instruction is not heeded.)
Caution
Indicates information that, if not avoided, could result in relatively serious or
minor injury, damage to the machine or faulty operation.
(The word is used for a situation possibly resulting in relatively serious or minor
injuries, damage to the machine or faulty operation, if the instruction is not
heeded.)
2. Explanatory symbols
Symbol Meaning
Note Indicates information to call or emphasize for attention to the note.
Reference
Reference Indicates the page to refer to.
Information
Information
Indicates information to help understanding.
•Readers of this manual
This manual is edited for servicing personnel. Use by other personnel is not permitted.
•This manual may be revised in accordance with modification when made in the machine.
•All rights are reserved. Copying any part of this manual is prohibited without our permission.
2/54 IWQ Series Service Manual
Contents
Chapter 1. Product Overview .........................................................................................4
1.1 Product Overview...............................................................................................................4
1.2 Standard Specifications .....................................................................................................4
1.3 Appearance........................................................................................................................5
1.4 Appearance of Operation Panel.........................................................................................5
Chapter 2. Installation, Placement and Setup...............................................................7
2.1 Outer Dimensions ..............................................................................................................7
2.2 Procedures of Installation and Placement..........................................................................8
Chapter 3. Each Setting Mode......................................................................................10
3.1 Configuration of Modes ....................................................................................................10
3.2 Setup Mode......................................................................................................................11
3.2.1 Setup mode list ..................................................................................................................11
3.2.2 Start-up of Setup Mode, setup, and end of setup..............................................................14
3.2.3 Input command format.......................................................................................................15
3.2.4 Output format .....................................................................................................................18
3.3 Test Mode ........................................................................................................................22
3.3.1 Start-up and end of Test Mode ..........................................................................................22
3.3.2 C1 Mode ⋅⋅ Country No. Scale No. and Span Adjustment.................................................23
3.3.3 C2 Mode ⋅⋅⋅⋅ Key check ......................................................................................................26
3.3.4 C3 Mode ⋅⋅⋅⋅ Display check (1) ...........................................................................................27
3.3.5 C4 Mode ⋅⋅⋅⋅ Display check (2) ...........................................................................................27
3.3.6 C5 Mode ⋅⋅⋅⋅ Program No. display .....................................................................................28
3.3.7 C6 Mode ⋅⋅⋅⋅ E2ROM initialization (Registration ⋅set data/all) ...........................................28
3.3.8 C7 Mode ⋅⋅⋅⋅ Individual setup of country specifications and weighing conditions ..............29
3.3.9 C8 Mode ⋅⋅⋅ E2ROM data readout .....................................................................................29
3.3.10 C9 Mode A/D flickering check, I/F inspection mode ..........................................................30
3.4 Country No. List ...............................................................................................................31
3.5 Scale No. List ...................................................................................................................32
3.6 EEPROM Map..................................................................................................................33
3.6.1 EEPROM (0 ∼127) data format.........................................................................................33
3.6.2 Measurement conditions setup table.................................................................................35
3/54 IWQ Series Service Manual
Chapter 4. Hardware Configuration.............................................................................37
4.1 Mechanisms .....................................................................................................................37
4.1.1 Display section (IWQ-30/150 common) .............................................................................37
4.1.2 Scale section......................................................................................................................38
4.1.3 Display pole section ...........................................................................................................41
4.2 Electric Concerns .............................................................................................................42
4.2.1 Block diagram ....................................................................................................................42
4.2.2 Main board P-932- .............................................................................................................43
4.2.3 A/D board P-933 ................................................................................................................44
4.2.4 I/F board P-934-1 (option) .................................................................................................45
4.2.5 SW Power supply...............................................................................................................47
Chapter 5. Maintenance................................................................................................48
5.1 Periodical Replacement Parts..........................................................................................48
5.2 Replacing and Adjusting Load Cell ..................................................................................48
5.3 Troubleshooting ...............................................................................................................51
Chapter 6 Others (Appendix) ......................................................................................54
6.1 RS-232C Connecting Cables (Optional) ..........................................................................54
6.1.1 RS232C cable DSUB9Pin .................................................................................................54
6.1.2 RS232C cable DSUB25 Pin ..............................................................................................54
4/54 IWQ Series Service Manual
Chapter 1. Product Overview
1.1 Product Overview
•The IWQ Series is waterproof type electronic scale (waterproof conforming to the class IP-65).
•Both IWQ-150 and IWQ-30 are equipped with checking and counting functions for the upper and lower
limits of weight.
•The load cell has improved corrosion resistance by the aluminizing process and the baked finish with
acrylic resin.
•For safety considerations, all electric wiring sections are coated with butyl rubber and a watertight lock
mechanism is installed for the riser harness from the aluminum frame.
1.2 Standard Specifications
Item Contents
Type name IWQ-150 IWQ-30
Weighing capacity 60kg/150kg
Multiple interval
15kg/30kg
Multiple interval
Scale unit 0.02kg/0.05kg 0.005kg/0.01kg
Accuracy 1/3000
Accuracy class OIML R76 Class III
Weigh platter size 530mm(L) x 380mm(W)
Flat platter (standard)
350mm(L) x 350mm(W)
Flat platter (standard)
Sheathing Display section: Stainless SUS304
Display support column: Stainless SUS304
Weighing platter: Stainless SUS304
Display angle range Horizontal (0°) −Front view (90°) step-less fixation by knob lock
Weight 18kg 10kg
Power source 100VAC −240VAC 50/60Hz
(Insured operation within range 85VAC −264VAC). Rating voltage shall be
specified within the above range for respective country.
Current consumption 100VAC: 100mA, 110-120VAC: 90mA, 220-240VAC: 80mA
Environmental conditions Ambient temperature: −10°C to 40°C without condensation by rapid
temperature change
Waterproof class Conforming to IP-65
Display Figures: Weighed value: 30.5mm(H) Multi-digit fluorescent tube
Upper limit: 13.0mm(H) Multi-digit fluorescent tube
Lower limit: 13.0mm(H) Multi-digit fluorescent tube
(Upper and lower limit display shares 12-digit tube)
Mark: Tare weight deducted, zero point for display (multiple-digit tube to
display weight, cursor)
Stable: (Green LED)
Over: (Yellow LED)
Accept: (Green LED)
Under: (Red LED)
Pre-set functions PLU1−PLU10 for 10 items (tare weight + upper limit + lower limit)
Tare weight preset Able to register up to the weighing capacity less 1 scale unit.
Upper/lower limit preset Able to register up to 99999 value.
Single weight preset Able to register under 10% of the weighing capacity.
Key-in tare weight Able to register up to the weighing capacity less 1 scale unit.
Maximum quantity display Display up to the quantity as many as 50000 pieces.
Sampling quantity 1 to 9999 pieces
External connector •DIN-5 (RS-232C···journal printer)
•HR12-8P (Relay box)
Option •RB-IW Relay box
5/54 IWQ Series Service Manual
1.3 Appearance
QIWQ-150
1.4 Appearance of Operation Panel
QCommon to IWQ-150 and IWQ-30
European specification
Display
Display
pole
Weighing
platter
Level adjusting
foot
R
ear of display
Display fastening
knob
Bracket base
Bracket
Level
indicator
Display
p
ole
6/54 IWQ Series Service Manual
Asian specification
Chinese specification
重量
7/54 IWQ Series Service Manual
Chapter 2. Installation, Placement and Setup
2.1 Outer Dimensions
QIWQ-150
Unit: mm
QIWQ-30
Unit: mm
8/54 IWQ Series Service Manual
2.2 Procedures of Installation and Placement
1. Unpack and confirm the following attached parts.
6mm flat washers 4 pieces
Bracket 1 piece
Hexagon-headed bolt (M5x10mm) 4 pieces Bracket
Flat washers
(6mm)
Hexagon-
headed bolts
(M5x10)
Flat washers
(6mm)
2. Mount the display pole.
Although the display and the pole are assembled by the fastening knob, the pole and the bracket
base are not.
Caution The cell cable may rupture if pulled forcefully. If the cable sheath is damaged, the
cable material may corrode and result in malfunctioning.
(1) Push the excess length of cable into
the support column.
Push the excess cable
Bracket base
Pro
j
ection A
Display
p
ole
into the
p
ole.
(2) Put the display pole vertically along
the bracket base side in the way of
inserting the cell cable outlet into the
projection A (above figure).
Bracket base
Display
pole
(3) Fasten the bracket temporarily with
the flat washers (6mm) and
hexagon-headed bolts (M5x10mm) at
4 points. The bracket is asymmetric
about the mid-horizontal line. The
figure in the right shows the direction
of the bracket when it is fastened. Fit position
Bracket
R
oun
d
e
d
corner
with greater
radius is on top.
9/54 IWQ Series Service Manual
(4) Confirm that the bracket and the
display pole fit at the fit positions, and
fasten with the four hexagon-headed
screws.
Level
indicator
Bracket Fit positions
Display
pole
Bracket base
4. Adjust the level by the four level adjust-
ment feet so as to position the bubble
within the blue circle of the level indicator.
Blue circle Bubble
5. Insert the power plug of the scale to the power supply outlet only when ensuring that the voltage
is within 100VAC to 240VAC at the outlet using the volt-meter.
Note This product is live while the power plug is inserted in the outlet.
Caution The product may be damaged if the applied power voltage is outside the rated
range.
6. (1) Push the ON/OFF key on the operation panel for display.
(2) Initialize the Test Mode to ensure that weighing capacity and span (weight) meet.
(3) Base operation-related training for users on the User’s Manual.
This manual suits for next models
2
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