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Construction, Function and Test Task
3
Construction, Function and Test Task
3.1 Construction
The calibrator consists of a robust, black-and-red painted steel housing
handle at the top
.
The front part of the housing holds the electronics of the TCL-3M165E2 for controlling the
reference temperature and for the touch screen
On the front side are the main switch with fuse and power plug connection
connection for the external reference
service
.
The grille
for the exhaust air is located, in the TCL-3M calibrators, in both the side walls of
the housing.
The rear part of the housing holds a heat-insulated calibration block with heating or cooling
elements and an integrated sensor for the reference temperature. In the case of the dry block
and multifunction calibrator, this is a metal block
tank
.
In the base, there are grilles for cooling the calibrator. The built-in fans control the inlet air of
the housing
and of the calibration block
An overview of the most important components of the TCL-3M165E2:
Carrying handle.
Steel housing.
Touch screen for operation and
measurement value display.
Main switch with fuse and power plug
socket.
Tank (Micro bath).
Calibrator ventilation:
Exhaust through lateral and upper
housing grilles.
Metal block (Dry block).
Connection for external reference.
Ports for PC, network and service.
Calibrator, bottom view:
Calibrator ventilation
Inlet air for housing cooling.
Inlet air for tank / metal block cooling.
- 12 -
.
, as well as the ports for the PC, the network and
and in the micro bath calibrator, it is a
.
Series TCL-3M165E2
and has a carrying
, the
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