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Precision Constant Temperature Bath "Thermo-Elite"

401 501
Operating Temperature Range
(Room Temp. +15deg.C to )
100deg.C 200deg.C
Temp. Adjustment Accuracy
Bath Capacity

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  • Desk Top Type Precision Constant Temp. Bath
  • Powerful Circulation Pump can perform the Better External Circulation .
  • Various Support Functions
  • Circulation Pump Flow is Changeable up to 10 steps
  • External Circulated Water Temp. (Closed Type) can be Controlled Precisely by Fixing External Sensor.
  • Control Panel is Removable with Communication Cable for the Remote Control. (Communication Cable is Optional.)

Model BH401 BH501
Circulation Type Water Jet Pump Circulation (Closed System Circulation)
Operating Temp. Range Room Temp. +15 to 100deg.C Room Temp. +15 to 200deg.C
Temp. Adjustment Accuracy ±0.01 (at 20deg.C)
Temp. Indication Unit 0.1deg.C
Circulation Pump Water Jet Pump Circulation
Pump Max. Flow (50/60Hz) 14/15L/min.
Pump Max. Lift (50/60Hz) 2.8/3.4m
Heater 1kW 1.2kW
Surrounding Operation Temp. Range 5 to 30deg.C
Temp. Control System PID Control by Micro Computer
Temp. Setting/Display Digital Setting, LED Display, Fluorescent Display Tube Type Guide Display
Temp. Sensor Pt Sensor, Pt100Ω A-class (for Temp. Control)+ K-thermocouple (for Overheat Prevention) Double Sensor
Timer 1min. to 99hrs. 59min., 100 to 999.9hrs.Timer/Time Changeable Function
Operation Function Fixed Temp. Operation, Automatic Stop/Start Operation at Setting Time, Program Operation (Max. 99 steps, Repeating, Gradient Operation), Programming Automatic Start Operation, Temporary Operating-Stop Function.
Safety Countermeasures Electric Leakage Breaker for Over Current Protection, Key Rock Function, Breakout Protection Function, Automatic Overheat Prevention, Independent Overheating Prevention
Other Function Drain Cock, RS485 Communication Function, Temp. Output Terminal, Alarm Output Terminal, Calibration Off Set Function.
Water Bath Dimension W239 x D299 x H200mm
Water Bath Capacity 13L
Effective Water Bath Dimension W227 x D150 x H200mm (Frontage Corner R34)
External Dimension W310 x D396 x H607mm (Water Bath Height: 307㎜)
Power Source AC100V, 50/60Hz, 11A AC100V, 50/60Hz, 13A
Weight Approx. 20kg Approx. 20kg

Program Controller CR5
BH401/501 Program Controller CR5 *
Control Panel is Detachable. Have to install Optional Item “Remote Control Power Source” in case Communication Cable Length is more than 5m.
*Back Side
BH401/501 Back Side

Optional items
Remark Description Model No. Product Code
  Silicon Hose for Circulation, I.D.12mmLength 2m BH401/501 280094
  External Communication Adapter, RS485-RS232C (conversion) BH401/501 281388
  External Pt Sensor, Pt100Ω A-class with Protection Tube 3m
Communication Cable for Remote Control, 4-pole, 5m
BH401/501 281350
  Communication Cable for Remote Control, 4-pole, 5m
BH401/501 281397
Panel Stand for Remote Control BH401/501 281398
  Power for Remote Control, AC100V-DC5V BH401/501 281399
The transportation cost will not be required if the order is together with main unit except the item marked "○".
In case you order the item marked "○" together with the main unit, please ask Yamato to obtain the correct transportation cost.
Panel Stand for Remote Control
Remote Control Power Source
Heating characteristic
* BH401
* BH501
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