Topcon RL-H2Sa User manual

INSTRUCTION MANUAL
ROTATING LASER
RL-H2Sa
POWER
MANU
ON
ENT
X
Y
RL-H2Sa
x100
rpm

1
Foreword
Thank you for purchasing the Topcon RL-H2Sa Rotating Laser.
It is one the world’s most advanced lasers.
To quickly and effectively use the RL-H2Sa, please read these brief instruc-
tions carefully, and keep them in a convenient location for future reference.
Handling Precautions
Before starting work or operation, be sure to check that the instrument is functioning cor-
rectly with normal performance.
1 Vibration and Impact Protection
When transporting the instrument, provide protection to minimize risk of severe vibration or impact.
Severe vibration or impacts may affect beam accuracy.
2 Storing the instrument for long period
Remove the batteries from the instrument when you will not be using it for long period.
Caution:
Use of adjustment controls or performance procedures other than those specified herein
may results in hazardous radiation exposure.

2
Safety Information
In order to ensure the safe use of this product, prevent any danger to the operator or others,
or damage to property, important warnings are placed on the product and inserted in the
instruction manual.
We recommend that you become familiar with the meaning of these Warnings and Cautions
before continuing.
Injury refers to hurt, burn, electric shock, etc.
Physical damage refers to damage to equipment, structure or furnishings.
Display Meaning
WARNING
Ignoring or disregarding of this display may lead to death or seri-
ous injury.
CAUTION
Ignoringor disregardingofthisdisplaymayleadtopersonalinjury
or physical damage to the instrument.

3
Safety Precautions
WARNING
•There is a risk of fire, electric shock or physical harm if you attempt to disassem-
ble or repair the instrument yourself.
Repairs are to be carried out by TOPCON or an authorized dealer ONLY!
• Laser beams can be dangerous and can cause eye injury if used incorrectly.
Never attempt to repair the instrument yourself.
• Laser beams can be dangerous.They can cause eye injury.
Do not stare into beam or view directly with optical instruments.
• Risk of fire or electric shock.
Do not use a wet battery.
• May ignite explosively.
Never use an instrument near flammable gas or liquid matter, and do not use in a coal
mine.
• Battery can cause explosion or injury.
Do not dispose in fire or heat.
• Short circuits can cause a fire.
Do not allow a battery to contact other objects when storing it.

4
CAUTION
Use of controls, adjustment to the laser, or the performing of any procedures other than
those specified herein may result in hazardous radiation exposure.
DO NOT allow anyone to work directly in the path of the laser beam.
Always make sure the laser is operating above the height of your crews heads.
Exposure to laser light may cause momentary blindness. Always use caution when op-
erating equipment near a laser.
Do not allow skin or clothing to come into contact with acid from the batteries.If this oc-
curs, wash off with copious amounts of water and seek medical attention.
Damaged or broken carrying cases may fall open causing injury, or damage to the laser.
Do not use a carrying case with damaged belts, grips or latches.
It could be dangerous if the instrument falls off of its mount.Please check that you have
mounted the instrument to the wall mount or tripod securely and correctly.
An unstable tripod can pose a potential risk of injury or damage to the laser.
Always check that screws or leg locks are tight and tripod is sitting firmly.
Please note that the tips of tripod can be hazardous and be aware of this when setting
up or carrying the tripod.

5
User Precautions
1
Always wear protective clothing (safety shoes, helmet, etc.) when operating.
Exceptions from Responsibility
1 The user of this product is expected to follow all operating instructions and make periodic checks of the
product’s performance.
2 The manufacturer, or its representatives, assumes no responsibility for results of a faulty or intentional
usage or misuse including any direct, indirect, consequential damage, and loss of profits.
3 The manufacturer, or its representatives, assumes no responsibility for consequential damage, and
loss of profits by any disaster, (an earthquake, storms, floods etc.), fire, accident, or an act of a third
party and/or a usage in other than usual conditions.
4 The manufacturer, or its representatives, assumes no responsibility for any damage, and loss of profits
due to a change of data, loss of data, an interruption of business etc., caused by using the product or
an unusable product.
5 The manufacturer, or its representatives, assumes no responsibility for any damage, and loss of profits
caused by usage other than explained in the user manual.
6 The manufacturer, or its representatives, assumes no responsibility for damage caused by wrong
movement, or action due to connecting with other products.

6
Laser Safety
This product uses a invisible laser beam, and is manufactured and sold in accordance with
“Performance Standards for Light-Emitting Products” (FDA/BRH 21 CFR 1040) or “Radiation
Safety of Laser Products, Equipment Classification, Requirements and User’s Guide” (IEC
Publication 825) provided on the safety standards for laser products.
As per the said standard, this product is classified as a “Class 3A (IIIA) Laser Product”.
This is a simple product to operate and does not require training from a laser safety officer.
In case of any failure, do not disassemble the instrument. Contact TOPCON or your TOP-
CON dealer.
Labels
POWER
MANU
ON
ENT
X
Y
RL-H2Sa
x100
rpm
AVOID EXPOSURE
LASER LIGHT IS EMITTED
FROM THIS APERTURE
DANGER
CLASS a LASER PRODUCT
AVOID DIRECT EYE EXPOSURE
LASER RADIATION
WAVE LENGTH 685nm
5mW MAXIMUM OUTPUT
CLASS3A LASER PRODUCT
DO NOT STARE INTO BEAM
LASER RADIATION
Maximum output5mW Wave length 685nm
Labels are differed by the market.
Beam aperture

7
Contents
Foreword ............................................1
Handling Precautions ...................................1
Safety Information ........................................2
Safety Precautions .......................................3
User Precautions .........................................5
Exceptions from Responsibility ....................5
Laser Safety .................................................6
Contents ......................................................7
Standard System Components ....................8
Nomenclature and Functions ...........9
RL-H2Sa ......................................................9
Control Panel ............................................10
Basic Operation .................................11
Preparation and Functions ...............12
Battery Installation .......................................12
Instrument Set-up Procedure .......................12
Battery Warning Indicator ............................13
Auto-leveling lamp .......................................14
To turn automatic leveling off ....................14
Inclination Warning ......................................15
Changing rotation speed .............................16
Height Alert function ....................................16
To activate the height alert function ..........16
Aligning Direction of Grade ..........................17
Entering Grade ............................................18
How to enter grade ................................... 19
Masking (Laser beam shutter) .................... 21
Maintaining Power Sources .............22
Installing ...................................................... 22
Charging ...................................................... 22
Checking and Adjusting Calibration 24
Horizontal Calibration .................................. 24
(1) Checking Calibration ........................... 24
(2) Adjusting Calibration ........................... 26
Horizontal Rotation Cone Error ................... 31
Grade Setting Error ..................................... 32
(1) Checking ............................................. 32
Storage Precautions .........................35
Standard / Optional Accessories .....36
Laser sensor holder model 5 .................... 36
Laser sensor holder model 3 .................... 36
LS-70A Laser Sensor ............................... 37
LS-70B Laser Sensor ............................... 37
Scope Model 3 .......................................... 40
Rechargeable battery holder DB-51 ......... 41
Error Code ..........................................42
Specifications ....................................43
RL-H2Sa ..................................................... 43
Laser Sensor LS-70A/B .............................. 44

8
Standard System Components
1RL-H2Sa .......................................................................................1pc.
2BT-51Q (Ni-MH) Rechargeable battery.................................................1pc.
3 DB-51C Rechargeable battery holder...................................................1pc.
4 AD-9B/7C AC/DC converter .................................................................1pc.
5 LS-70B Laser Sensor ...........................................................................1pc.
6 Laser Sensor holder, model 3...............................................................1pc.
7 Carrying case .......................................................................................1pc.
8 Instruction manual.................................................................................1vol.
Please make sure that all of the above items are in the box when you unpack.