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)

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)

Features: Expand the usages of water bath, ensure the effective space in chamber.
Features: Have external circulation function.
Features: Easily operate the water valve to switch internal and external circulations.
Features: The shelf plates' height can be adjusted for 3 sections, available for small vessel.
Features: 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..

Specifications

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