| Operating temp. range *¹ |
Room temp. +5~95°C *¹ |
Room temp. +5~90°C |
| Temp. adjustment accuracy*² |
±2°C (at 60°C) |
±2°C (at 60°C) |
±1°C (at 60°C) |
±1.5°C (at agitation) |
| Temp. control system |
ON/OFF control |
ON/OFF control |
PlD control by microprocessor |
PlD control by microprocessor |
| Temp. setting / display method |
Analog setting (Glass thermometer indication) |
Analog setting (Glass thermometer indication) |
Digital setting by ▲▼ keys |
Digital 7 segment LED
Digital setting by ▲▼ keys |
| Operation function |
Operation at fixed point |
Operation at fixed point |
Operation at fixed point |
Fixed temperature, quick auto stop, auto stop, auto start |
| Additional functions |
-- |
-- |
Temp. preset function (preset / select one temp.) |
Keypad lock, maintenance function (RE signal transmission and reception), calibration off-set, power failure recovery |
| Heater |
SUS316 pipe heater 500W |
SUS316 pipe heater 1kW |
SUS316 pipe heater 1kW |
1kW (100V) / 1.44kW (120V)
1kW (200V) / 1.44kW (220V) |
| Sensor |
Liquid expansion type |
Liquid expansion type |
Pt100Ω |
K thermocouple |
| Safety device |
Bath protection cover |
Bath protection cover |
Bath protection cover |
Bath protection cover (ABS heat-resistant resin) |
| Overcurrent protection (fuse: 7A), thermal fuse |
Overcurrent protection (fuse: 15A), thermal fuse |
Self-diagnostic functions (automatic overheat preven- tion, sensor trouble, triac short circuit, heater disconnection, main relay failure), circuit protector, thermal fuse |
Self-diagnostic functions (automatic overheat prevention, sensor trouble, triac short circuit, heater disconnecton, main relay failure), circuit protector, thermal fuse, micro switch to detect heating without water |
| Water tank capacity |
~4L |
~7L |
~7L |
~4L |
| Water tank dimensions |
ø200 x D120 mm |
ø250 x D150 mm |
ø250 x D150 mm |
Max. ø240 x bottom ø165 x D122 mm |
| External dimensions WxDxH |
240 x 300 x 150 mm |
310 x 360 x 230 mm |
310 x 360 x 230 mm |
340 x 349 x 231 mm |
| Weight |
~3.5kg |
~6kg |
~7kg |
~5.5kg |
| Power source (50/60 Hz) |
AC115V 4.5A paddle switch
AC220V 2.3A paddle switch |
AC115V 9A
AC220V 4.5A |
AC115V 9A
AC220V 4.5A |
AC100V~120V 12.5~10.5A
AC200~240V 6.5~5.5A |
| Accessories |
Bar thermometer (10~110°C) with immersion line |
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