QBD and QBH block heaters build on the
superior performance, high quality design and rugged reliability of the
highly successful Grant QBT series, enhanced by additional firmware features.
The general purpose QBD series comprises 1, 2 and 4 block models, while
the 2-block QBH2 offers higher performance for more demanding applications.
QBD digital block heaters
Three models for 1, 2 or 4 interchangeable blocks, for applications up
to 130°C.
Of robust construction, in streamlined coolwall aluminium and chemical-resistant
plastic, with an exciting contemporary design. The sloping fascia ensures
clear visibility both for set-up
and in operation, while the profile and the footprint are minimised.
 ambient + 5°C
to 130°C operation
stability ±
0.1°C, uniformity ± 0.1°C
easy interactive
user interface - a sensitive rotor plus two keys and digital display,
for fast and accurate set-up
reaction timer
with audible buzzer, from 1 minute to 72 hours
QBD Digital Block Heater
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QBD Digital Block Heater
function timer
for delay of heater start-up or switch-off by up to 72 hours
off-set adjustment
for high accuracy of operating
temperature
two-point user
recalibration of internal and external probes
safety features
overtemperature
protection by thermal fuse
variable high
and low temperature alarms,
set table to within 0.5°C of the set temperature
fault indication
display
external Pt1000
temperature probe, allows in-sample or in-block temperature control (available
as an accessory)
block extraction
tool included as standard, for easy and safe block removal
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