EKO Instruments MS-01 User manual

INSTRUCTION MANUAL
MS-01
MS-02
Solar Meter

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 1
1. Index
1. Index 1
2. Important User Information 2
2-1. Contact Information 2
2-2. Warranty and Liability 2
2-3. About Instruction Manual 3
2-4. Environment 3
3. Safety Information 4
3-1. WARNING/CAUTION 4
4. Introduction 5
4-1. Main Functions 5
4-2. Package Contents 5
5. Operation 6
5-1. Parts Name 6
5-2. Setup 6
5-3. Measuring 7
5-4. Downloading to PC (MS-02 Only) 9
5-5. Data Logging (MS-02 only) 9
6. Maintenance 11
6-1. Maintenance 11
6-2. Calibration/Recalibration 11
7. Specification 12
7-1. Main Unit 12
7-2. Software 13
7-3. Dimensions 13

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 2
2. Important User Information
Thank you for using EKO Products
Make sure to read this instruction manual thoroughly and to understand the contents before starting to operate the
instrument. Keep this manual at safe and handy place for whenever it is needed.
For any questions, please contact us at one of the EKO offices given below:
2-1. Contact Information
EKO INSTRUMENTS CO., LTD.
Asia, Oceania Region
www.eko-asia.com
[email protected]
EKO INSTRUMENTS Co., Ltd.
1-21-8 Hatagaya, Shibuya-ku
Tokyo, 151-0 0 7 2 J a p a n
Tel: [phone] - 6 7 1 3
Fax: [phone]
Europe, Middle East, Africa, South America Region
www.eko-eu.com
[email protected]
EKO INSTRUMENTS Europe B.V.
Lulofsstraat 55, Unit 32,
2521 AL, Den Haag, The Netherlands
Tel: [phone]
Fax: [phone]
North America Region
www.eko-usa.com
[email protected]
EKO INSTRUMENTS USA Inc.
95 South Market Street, Suite 300
San Jose, CA 95113 USA
Tel: +1 4 0 8 - 9 77-77 5 1
Fax: [phone]
2-2. Warranty and Liability
For warranty terms and conditions, contact EKO or your distributor for further details.
EKO guarantees that the product delivered to customer has been verified, checked and tested to ensure that
the product meets the appropriate specifications. The product warranty is valid only if the product has been
installed and used according to the directives provided in this instruction manual.
In case of any manufacturing defect, the product will be repaired or replaced under warranty. However, the
warranty does not apply if:
AnymodificationorrepairwasdonebyanypersonororganizationotherthanEKOservice
personnel.
Thedamageordefectiscausedbynotrespectingthe instructions of use as given on the product
brochure or the instruction manual.

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 3
2-3. About Instruction Manual
Copy Rights Reserved by EKO INSTRUMENTS CO., LTD. Making copies of whole or parts of this
document without permission from EKO is prohibited.
This manual was issued: 2018/05/31
Version Number: V1
2-4. Environment
1. WEEE Directive 2002/96/EC
(Waste Electrical and Electronic Equipment)
This product is not subjected to WEEE Directive 2002/96/EC however it should not be mixed with general
household waste. For proper treatment, recovery and recycling, please take this product(s) to designated
collection points.
Disposing of this product correctly will help save valuable resources and prevent any potential negative
effects on human health and the environment, which could otherwise arise from inappropriate waste
handling.
2. RoHS Directive 2002/95/EC
EKO Instruments has completed a comprehensive evaluation of its product range to ensure compliance with
RoHS Directive 2002/95/EC regarding maximum concentration values for substances. As a result all products
are manufactured using raw materials that do not contain any of the restricted substances referred to in the
RoHS Directive 2002/95/EC at concentration levels in excess of those permitted under the RoHS Directive
2002/95/EC, or up to levels allowed in excess of these concentrations by the Annex to the RoHS Directive
2002/95/EC.

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 4
3. Safety Information
EKO Products are designed and manufactured with consideration for safety; however, please make
sure to read and understand this instruction manual thoroughly to be able to operate the instrument
safely in the correct manner.
WARNING
CAUTION
Attention to user; pay attention to the instructions given on the
instruction manual with this sign.
3-1. WARNING/CAUTION
Thisequipmentshouldonlybeusedbysuitablytrainedpersonnel.
Thisequipmentisintendedforuseinadryenvironmentonly.
Checkthisequipmentandallassociatedcablesandleadsbeforeoperatingtheequipment.
Donotuseiftherearesignsofdamage.
Only use the connecting leads and temperature probes supplied with this equipment.
Use2x1.5VAACells–theremaybeAlkaline or rechargeable NiCd of NiMH.

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 5
4. Introduction
Solar Meter MS-01 and MS-02 are suitable for environmental measurements during the inspection of the PV
system construction site with its ability to measure the solar irradiance, ambient temperature, panel tilt angle,
bearing angle, and PV panel back surface temperature.
Solar Meter MS-02 can record environmental conditions, and the recorded data can download to PC by
connecting with USB. This convenient feature leads to time saving of construction site inspection process and
improving traceability.
4-1. Main Functions
Sturdy and light weight body is suitable for carrying around and allows to take measurements easily.
PVpaneldirectionandtiltanglecanbemeasured.
BothtemperatureforPVpanelbacksurfaceandambienttemperaturecanbemeasured.
MS-02hasdataloggingfunctionandcanbeconnectedtoPCviaUSB.
4-2. Package Contents
Check the package contents first; if any missing item or damage is noticed, please contact EKO immediately.
Table 4-1 Package Contents
Standard Items Qty. Remarks
Solar Meter MS-01/MS-02 1
Temperature P r o b e s 1
USB Cable 1 Only for MS-02
Utility CD 1 Software only for MS-02
Quick Start Guide 1
Warranty 1

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 6
5. Operation
5-1. Parts Name
Each part name and its main functions are described below.
5-2. Setup
1. Power
Press to turn power on/off.
MS-01/MS-02 always powers up in ANGLE Mode.
Power will turn off automatically if no key is pressed for 120s.
Temperature P r obe Sock e t USB Socket (M S - 0 2 o n ly)
PV Sensor
Multi-mode LCD
Function Keys
“HOLD” Indicator
Time & Date and Data logging
functions (MS-02 only)
Battery Holder on back of case
2x AA, 1.5V Alkaline Cells
Press to freeze values
on display

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 7
2. Time & Date (MS-02 only)
1) Press >5s – display will flash hours value.
2) Use to select date/time fields (flashing).
3) Use & to increase/decrease value
4) Press OK to save.
5-3. Measuring
1. Irradiance and Temperature Measurement
To ch a n g e displa y un its
1) Press >5s.
2) Use to select temperature or irradiance units (flashing).
3) Use or to toggle units (C or F), (W/m2).
4) Press OK to save.
NOTE: Minimum irradiance is 100W/m2
Probe
Sensor Ambient
Sensor
Irradiance
Panel Temperature
Ambient Temperature
Press to select Temperature Mode

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 8
2. Irradiance with Compass & Tilt Measurement
TiltAngle
Place MS-01/MS-02 against surface to be measured.
MagneticBearing
1) Point MS-01/MS-02 in direction required
2) Press to select Compass/Tilt Mode.
Compass
・ Keep MS-01/MS-02 away from magnetic objects – these can influence reading.
・ Keep MS-01/MS-02 horizontal – Tilting more than ±20° will bank the bearing display (-).
UserAdjustmentofTILTFunction
1) Place MS-01/MS-02 on a flat surface.
2) Press >5s – display will flash “Z”.
3) Press to store “+SET” value.
4) Turn MS-01/MS-02 through180°.
5) Press to store “-SET” value.
6) MS-01/MS-02 will display “Z” to show user zero is enabled.
7) To clear this, press for >5s -- “Z” will clear.
Table 5 - 1 Accurac y
Accuracy
Irradiance ± (5% of reading + 5W)
Temperature ± 1 ℃
Magnetic Bearing ±8° (flat and horizontal)
Tilt Angle ±2°

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 9
5-4. Downloading to PC (MS-02 Only)
1) Connect the MS-02 to PC using the USB cable.
2) Run the Data Downloading software on the PC.
3) Select the correct COM port. Use the “Help” menu – “Troubleshooting” to find the correct COM port.
4) Click the Download button.
5) Specify a folder and file name to save the data then save it.
Support OS: Windows 7/8/8.1
5-5. Data Logging (MS-02 only)
1. Log Setup
1) Press >5s to display Log Status.
2) Press >5s to display Log Interval in minutes.
3) Use & to increase/decrease value
4) Press to display Data Store Mode.
5) Use & to select STOP (when memory is full) or ROLL for data to overwrite memory from start.
6) Press to display Delete option
7) Use & to select YES or NO.
8) Press OK at any time to save & exit Log Setup.
3) 4)
Memory Used
Memory Left
Battery Voltage
Log Interval
Alternating Log Status Display

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 10
2. Starting Data Logging
1) Press >5s to display Log Status.
2) Press LOG then OK to confirm RUN.
MS-01/MS-02 will enter SLEEP mode between measurements to conserve battery power.
3. Check Logging Progress
1) Press any key to display Log Status.
2) Display automatically blanks after a few seconds.
4. Stop Data Logging
1) Press any key to display Log Status.
2) Press LOG then OK to confirm STOP.

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 11
6. Maintenance
6-1. Maintenance
To maintain accur a t e m e a s ur e m e n t , i t is recommen d e d t o check an d d o t he foll o wi ng:
1. Cleaning the MS-01/MS-02
Clean the external case of the MS-01/MS-02 with a clean dry cloth.
Avoid using solvents and abrasive scouring agents to clean the external case of the MS-01/MS-02.
Check the battery contacts and compartments are free of electrolytic contamination.
Any contamination of the battery contacts or compartment should be cleaned with a dry cloth.
2. Battery Replacement
1) Power the unit off.
2) Disconnect all the test probes and leads from the unit
3) Push the bottom of MS-01/MS-02 with your hand to remove the blue rubber cover.
4) Position the MS-01/MS-02 face down.
5) Remove the battery compartment cover (marked with red box in below image).
6) Remove the discharged batteries from the compartment.
7) Fit a new set of alkaline batteries.
8) Relocate the battery cover over the battery compartment and put the blue cove back on the
MS-01/MS-02 unit.
6-2. Calibration/Recalibration
It is recommended to recalibrate the instrument periodically. For further information about the calibration
and recalibration, please contact EKO.
Step 3 Step 4 & 5 Step 6 & 7

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 12
7. Specification
7-1. Main Unit
Table 7-1. Mai n U n i t Sp e c ific a t i o n
Characteristics MS-01 MS-02
Solar
Irradiance
Display Range 100 to 1500W/m2
Measurement Range 100 to 1250 W/m2
Resolution 1W/m2
Temperature
Display Range -30 to 125℃
Measurement Range -30 to 125℃
Resolution 1℃
Bearing
Angle
Display Range 0 to 360°
Measurement Range 0 to 360°
Resolution 1°
Tilt Angle
Display Range 0 to 90°
Measurement Range 0 to 90°
Resolution 1°
Data Logging --- Maximum of 5000 data
Sampling interval 1 to 60min.
Communication --- Connection to PC via USB.
Display LCD
Power Supply 2x 1.5V AA Cells
Alkaline or rechargeable NiCd of NiMH maybe used
Battery Life More than 20,000 measurements
Automatic Power OFF After 2 minutes
Size 150mm x 80mm x 33.5mm
Weight 212g 270g

EKO INSTRUMENTS CO., LTD. Solar Meter MS-01/MS-02 Instruction Manual V1 Pg. 13
7-2. Software
Table 7-2 Software Specifi c a t ions
Items Details
Applicable OS Microsoft Windows 7/8/8.1
Software Function Data downloading
7-3. Dimensions
150mm
80mm
Thickness: 33.5mm

EKO Asia, Oceania
1-21-8 Hatagaya,
Shibuya-ku, Tokyo
151-0072 Japan
P. +81.3.3469.6711
F. +81.3.3469.6719
[email protected]
www.eko.co.jp
EKO North America
95 South Market Street,
Suite 300, San Jose,
CA 95113, USA
P. [phone]
F. [phone]
[email protected]
www.eko-usa.com
EKO Europe,
Middle East, Africa,
South America
Lulofsstraat 55, Unit 32,
2521 AL, Den Haag,
The Netherlands
P. + 3 1 ( 0 ) 7 0 3 0 5 0 11 7
F. [phone]
[email protected]
www.eko-eu.com