Products for Industry

Water Bath (Low Constant Temp.) BB401

Item Code : 221620
Model : BB401

From the left BB301 BB401 BB601

Heating / cooling, cooling capacity curve-flow / lift curve

Cooling capability data

Flow / lift curve

Control panel

Rear side

Usage example

Water Bath (Low Constant Temp.) (BB401)

Product Summary

Constant low temp. water bath with the precision ±0.1°C under -30°C to +80°C.

Features of Water Bath (Low Constant Temp.) (BB401)

Expand the usages of water bath, ensure the effective space in chamber.
Have external circulation function.
Easily operate the water valve to switch internal and external circulations.
The shelf plates' height can be adjusted for 3 sections, available for small vessel.
Base on auto stop and auto start operations, auxiliary with RS485 communication function, temp. output terminal (4~20mA).
Safety feature
Overcurrent ELB, self-diagnosis, refrigerator pressure detection, float switch preventing pump idling, refrigerator overload protector relay, refrigerator delay timer of protection, etc..



Item Code 221620
Model BB401
Operating temperature range -30 to +80°C
Temperature control accuracy ±0.1°C
Temperature distribution accuracy ±0.3°C
Temperature indicating unit 0.1°C
Cooling capacity Approx. 475W (408Kcal/h), at fluid temp.15°C
Temperature control PID control
Operation function Fixed temp., Auto stop , Auto start operations
Temperature sensor Temp. controller: Pt thermal resistance, Overheat protection: K thermocouple
Temperature setting, display Digital setting and display
Refrigerator, refrigerant Air cooling 350W, R404A
Unit circulation ability(50/60Hz) Pump max. flow 2.8/3.2L/min.
Unit circulation ability(50/60Hz) Pump max. lift 1.1/1.4m
Heater 850W
External circulation nozzle O.D.10.5m of water outlet and return port
Operating environmental temp. range 5 to 30°C
Safety device Overcurrent ELB, Self-diagnosis, Refrigerator overload protector, Refrigerator delay timer of protection, Refrigerator pressure detection, Float switch preventing pump idling, Auto overheat protection, Overheat protector, Key lock, etc..
Other functions Drain cock, Condenser filter, Calibration off-set, RS485 external communication, Refrigerator pressure indicator, Power outage compensation, Temp. output terminal
Accessories Top cover, Drain hose, Overflow hose, Shelf plate
Internal dimensions(W×D×H mm) 250×315×190mm
External dimensions(W×D×H mm) 420×550×885mm
Remarks(dimensions) Bath effective dimension W220×D150×H160mm ・ Bath capacity 13L
Power Source AC220V 6A
Single-phase with step down transformer
Weight 65kg

Maintenance and warranty

Conditions: temperature : 20 deg.C (no load)
External dimensions do not include protrusions.


Optional items

Caster stop holder (OBH24)
External communication adaptor, RS485-RS232C (Conversion)
Shelf for BB401

Same series products

Water Bath (Low Constant Temp.) (BB301)
Water Bath (Low Constant Temp.) (BB601)