Yamato BM Series User manual

No．AC5-9806-07-BM
WATER BATH
BM110
BM210
First Edition
● Thank you for your Yamato Scientific BM series Water Bath purchase.
● For proper use of this unit, please read the instruction manual and warranty thoroughly before
operation. Keep both for any future references.
Yamato Scientific
Read and apprehend important warnings in this
instruction manual prior to use.

Table of Contents
1. Specifications.....................................................................................................................................1
2. Safety Information.......................................................................................................................... 2-5
Safety Symbols…………………………………………………………………………..2
Safety Precautions…………………………………………………………………….3-4
Hazardous Materials…………………………………………………………………….5
3. Identification of Parts..................................................................................................................... 6-9
BM110…………………………………………………………………………………….6
BM210…………………………………………………………………………………….7
Sample : Combined with RE210……………………………………………………….8
Sample : Combined with RE510……………………………………………………….9
4. How to Operate.................................................................................................................................10
5. Maintenance......................................................................................................................................11
Daily maintenance/Weekly maintenance …………………………………………..11
Troubleshooting Guide.…….…………………………………………………………11
6. After Sale Service and Warranty.....................................................................................................12
Request for Repair……………………………………………………………………..12
7. Replacement Parts...........................................................................................................................13
8. Wiring Diagram.................................................................................................................................14

1
1. Specifications
Model BM110 BM210
Temp. range during operation Room temp. +5℃~ 95℃*1
Temp. setting range 0℃~ 100℃
Accuracy of temp. adjustment *2 ±2℃at 60℃
Control system ON/OFF control
Set-up system Analog set-up
Display system Thermometer
Operation function Operation at fixed point
Thermoregulator Liquid-operated thermoregulator
Material SUS316 pipe heater
Heater Capacity 500W 1kW
Power switch Paddle switch
Power lamp Lit when power is on
Others - Drain (with plug)
Safety device Protection from overcurrent (fuse)
Capacity 4 000L 7000 L
Tank Dimension Φ7.9×Depth 4.7 (inches)
Φ20×Depth 12 (cm)
Φ9.8×Depth 5.9 (inches)
Φ25×Depth 15 (cm)
External dimensions (W×D×H) *3 9.4×11.8×5.9 (inches)
24×30×15 (cm)
12.2×14.2×9.1 (inches)
31×36×23 (cm)
Weight 7.7lb (3.5kg) 13.2lb (6kg)
Required power source AC230V±10% 50Hz 2.3A AC230V±10% 50Hz 4.5A
Liquid used Water
Standard accessories
● Bar Alcohol Thermometer
(-10℃～110℃with immersion line) 1
● Fuse 1
● Instruction manual 1
● Guarantee 1
*1 In case of unloaded operation of bath only. The maximum temperature varies on circumstances
and operational conditions.
*2 It shows the performance under rated power supply at the room temperature of 23℃±5℃and
with humidity of 65％±20％.
*3 It does not include projection parts.

2
2. Safety Information
Safety Symbols
Safety Information
This instruction manual and our products apply various indications for safety. Ignoring these
indications can cause such situations as listed below. Read and understand the following warning and
caution signs in this manual prior to use.
WARNING Indicates the possibility of serious or fatal injury (Note 1).
CAUTION Indicates the possibility of injury (Note 2) or damage (Note 3) to the
equipment.
(Note 1) Serious injury : Bodily harm by electric shock, bone fracture or poisoning which may require
hospitalization.
(Note 2) Injury : Bodily harm by electric shock, bone fracture or poisoning which may not require
hospitalization.
(Note 3) Damage : Any damage on equipment, facility, structure, etc.
Meaning of Graphic Indications
Shows warning or caution.
Specific contents are described aside each sign.
Shows users important information not to do.
Specific contents are described aside each sign.
Shows users important information sure to do.
Specific contents are described aside each sign.

3
Safety Information
Safety Precautions
Do not use this unit for any purpose other than its intended use, described in this manual.
Do not use this unit in flammable or explosive gas environments.
This unit is not explosion proof. Never use this unit in flammable or explosive gas environments.
Never fail to ground the unit.
This unit uses a 3-conductor power cord (including ground wire). Be sure to ground the unit for
safety.
Do not use this unit if a malfunction occurs.
If smoke or any strange odor should disburse from this unit, turn the power off immediately and
pull out the main power cord. Then contact Yamato Scientific. Neglecting this procedure can
result in fire or electric shock. Never try repairing the unit yourself.
Do not bundle the power cord.
Overheat or fire can occur if the power cord is bundled or if an object is on the cord.
Do not damage the power cord.
Forcible bending, pulling wrenching or extending the power cord can cause fire or electric
shock.
Do not use any explosive or flammable heat medium.
Never use any explosive or flammable substances or such compounds as a heat medium which
could cause an explosion or fire.
Avoid water contact.
To avoid electric leak or shock, avoid direct contact with water.
Do not heat with low water.
If you operate this unit with low water, fire can be caused by overheating.
Do not disassemble or remodel the unit
To avoid fire or electric shock, never try disassemble this unit.