General Catalogue Chemistry - BECO Internacional LTDA.

heaters and stirrers
666 847
Magnetic stirrer with hotplate
Stainless steel hotplate, heating control via
relay. Wth fitting for attaching the M 10 stand
rod. Temperature is automatically limited to
350 °C, so that the unit cannot be destroyed if
accidentally left on for long periods of time.
The unit is equipped with connector sockets
for contact thermometers (e.g. > 666 195),
making possible external control of heating
power. The status of the heater and stirring
motor is indicated by LEDs. Complete with
power cord and plug.
Rotation speed: 0 to 1250 rpm (continuous)
Plate: stainless steel, 14.5 cm dia.
Heating power: 600 W, relay control
Temperature constancy: ± 1 K
Power supply: 230 V/50 Hz
Weight: 3.2 kg
666 195
Contact thermometer
Used for temperature regulation in baths, etc.
Rod-shaped, with milk glass scale. Set-point
temperature can be set with rotary magnet.
Mercury filled.
Range: -10 ... 250°C
Length: 460 mm
Shaft diameter: 9 mm approx.
666 848
Heating dish
232 LEYBOLD DIDACTIC · GENERAL CATALOGUE CHEMISTRY
For round-bottom flasks up to 1 l volume,
fitting > 666 847.
666 849
Heater bath
2 l, fitting > 666 847.
666 844
666 844
666 848
Heater bath insert
Stainless steel, 135 mm diam.,
for 12 test tubes, fitting > 666 849.
666 849
666 859
Stirring bar retriever
350 mm long, with strong magnet;
with eyelet for hanging.
Magnetic stirrers
Magnetic core jacketed with PTFE
Cat. No. length [mm] dia. shape
666 850
666 851
666 854
666 809
Laboratory refrigerator
15 5 rund
25 6 rund
50 8 rund
Laboratory refrigerator with explosionprotected
inside space, in accordance with
laboratory guidelines and German accident
prevention regulations.
Complete with inside fittings
(2 shelves, 1 drawer).
Inside space: impact-resistant white plastic.
Capacity: 80 l
Recommended temperature setting:
+2 to +12 °C approx.
Bosch refrigeration unit: statically vented
Power consumption: 135 W
Dimensions:
outside: 470 x 510 x 740 mm
inside: 380 x 410 x 630 mm
Weight: 35 kg