The operating manual is aimed at specialists and semi-skilled personnel.
Before each step, read through the relevant advice carefully and keep to the specified
order.
Thoroughly read and understand the information in the section “Safety
instructions”
.
If you have any problems or questions, please contact your supplier or contact us directly at:
g
GE Measurement & Control
Fir Tree Lane, Groby
0FH
LE6
UK
Hazard signs and other symbols used:
CAUTION! Electric current!
This sign indicates dangers which could arise from handling of electric current.
y
WARNING! / CAUTION! Risk of injur
This sign indicates dangers that cause personal injuries that can lead to health defects or cause
considerable damage to propert
CAUTION! High temperature!
This sign indicates dangers resulting from high temperature that can lead to health defects or
considerable damage to propert
CAUTION! Materia
This sign indicates actions which could lead to possible damage to material or environmental
damage.
ADHERE TO OPERATING MANUAL!
NO DOMESTIC WASTE!
The device must not be disposed of
togetherwithdomestic waste.
Pay attention to and comply with information
that is marked with this s
Follow the specified instructions and steps.
Adhere to the given order.
l damage!
y
mbol.
!
y
.
y
.
Copyright notice:
The reproduction, distribution and utilization of this operating manual as well as the communication of
its contents to others without express authorization is prohibited. Offenders will be held liable for the
payment of damages. All rights reserved in the event of the grant of a patent, utility model or design.
Solutions
Leicester
NOTICE!
This symbol indicates important notices, tips
or information.
Check the specified points or notices.
Reference to another section,documentor
source.
•Item.
Description of the device
DryTC / Liquid TC
- 4 -
K0551 Issue 1
Metal block calibrators
Micro calibration bath
DryTC 165 (c+h)
LiquidTC 165 (c+h)
c+h: cooling and heating h: heating
1 Description of the de
vic
e
The temperature calibrators in the DryTC / LiquidTC series are used for checking temperature
sensors on site or in the lab.
The calibrator / micro calibration bath is a portable unit for service, industry and laboratory tasks.
The GE temperature calibrators / micro calibration baths are intended to calibrate thermometers,
temperature
Versions:
The series DryTC / LiquidTC include the following calibrator/micro calibration bath ty
DryTC 650 (h)
switches/thermostats, resistance thermometers and thermal elements.
LiquidTC 255 (h)
pes
:
Metal block calibrator Micro calibration baths
DryTC 165 DryTC 650 LiquidTC 165 LiquidTC 255
Type
plate:
You find the type plate on the rear of the device.
It includes the type designation, the serial number and the key electric specifications
(� example).
Dry TC 165
g
TEMPE RATURE CALIBRATOR
RANGE: -35 TO 165° C
GE DRUCK, L E6 0FH, U K GE D
110/230VAC 50/60Hz 40 0VA
T6.3AH 250V
DATE OF MANUFACTURE: 0813
SERIAL NUMBER: 1308123
Barcode serial number
Dry TC 650
g
TEMPE RATURE CALIBRATOR
RANGE: TO 650°C
RUCK, LE6 0FH, UK GE DR UCK, LE6 0FH, UK GE D RUCK, LE6 0FH, UK
110/230VAC 50/60Hz 1000VA
DATE OF MANUFACTURE: 0813
T10AH 250V
SERIAL NUMBER: 1308123
Barcode serial number
Liquid TC 165
g
TEMPE RATURE CALIBRATOR
RANGE: -35 TO 165° C
110/230VAC 50/60Hz 40 0VA
DATE OF MANUFACTURE: 0813
T6.3AH 250V
SERIAL NUMBER: 1308123
Barcode serial number
Liquid TC 255
g
TEMPE RATURE CALIBRATOR
RANGE: TO 255° C
110/230VAC 50/60Hz 1000VA
DATE OF MANUFACTURE: 0813
SERIAL NUMBER: 1308123
Ba
rcode serial number
T10AH 250V
K0551 Issue 1
- 5 -
DryTC / Liquid TC Description of the device
Scope of delivery and accessories:
Before installing the device, check the delivered items and ordered accessories:
Temperature calibrator and accessories (included items):
Metal block calibrator: Micro calibration bath:
Metal block calibrator as ordered
Mains connection cable
Adapter sleeve
Sleeve remover / Changing tool
Test certificate
Operating manual
Protective packaging and transport protection
Save the packaging
Temperature calibrators are delivered in special protective packaging.
Save the packaging for returning the instrument safely to the manufacturer for
recalibration or repair.
1.1 Intended use
The calibrators of the series DryTC / LiquidTC are only allowed to use for the test and calibration of
temperature sensors.
Calibration bath as ordered
Mains connection cable
Seal cover
Work cover with five silicone stoppers
Sensor cage
Magnetic stirrer
Magnetic lifter
Bilge pump
Bottle with silicone oil
Test certificate
Operating manual
Protective packaging and transport protection
The operational safety of the supplied instruments is only guaranteed if they are operated
according to their intended use. Specified limit values ( § 14 "Technical data") should never be
exceeded.
CAUTION! Risk of severe burns!
Prior to transport or contact with the metal block / liquid bath ensure that it has cooled down
sufficiently, otherwise there is a risk of severe burns caused by the metal block / liquid bath
and the test specimen.
CAUTION! Material damage
!
The opening in the metal block of the calibrator is only intended to be used with adapter
sleeves or insert sleeves.
Using heat transfer media (oil, thermal paste or other media) can lead to incorrect
measurements and damage to the calibrator.
Never fill the calibrator opening with a heat transfer medium.
Only micro calibration baths are suitable for use with heat transfer medium.
It is the users responsibility to select the instrument which is suitable for your specific application,
to connect it correctly, to carry out tests and to maintain all the components
Safety Instructions
DryTC / Liquid TC
- 6 -
K0551 Issue 1
1.2 Exclusion of liab
ility
We accept no liability for any damage or malfunctions resulting from incorrect installation, inappropriate use of the device or failure to follow the instructions in this operating manual.
2 Safety
Instructions
Before you install the DryTC / LiquidTC, read through this operating manual carefully. If the
instructions contained within it are not followed, in particular the safety guidelines, this could
result in danger for people, the environment, and the device and the system it is connected
to.
The temperature calibrator / micro calibration bath is a state-of-the-art device. This relates to the
accuracy, functioning and the safe operation of the calibrator / micro calibration bath. However,
professional and safety conscious conduct of the operator is required to ensure safe operation
GE provides support for the use of its products either personally or via relevant literature. The
customer verifies that our product is fit for purpose based on our technical information. The
customer performs customer- and
application-specific tests to ensure that the product is suitable
for the intended use. With this verification all hazards and risks are transferred to our customers;
our warranty is not valid.
Environmental conditions:
The product is for indoor use Operating altitude: Up to 2000 metres.
only.
Mains supply: Transient overvoltages up to the levelsofOvervoltageCategory II.
Pollution degree: 2
Qualifiedpers
The personnel who are charged for the installation,operation and maintenance of the DryTC /
onnel:
LiquidTC must hold a relevant qualification. This can be based on training or relevant tuition.
The personnel must be aware of this operating manual and have access to it at all times.
K0551 issue 1
- 7 -
DryTC / Liquid TC Safety Instructions
General safety instructions:
Always observe the following safety instructions in this operating manual.
In all work, the existing national regulations for accident prevention and safety in the
workplace must be complied with. Any internal regulations of the operator must also be
complied with, even if these are not mentioned in this manual.
Only use the DryTC / LiquidTC if it is in perfect condition. Damaged or faulty devices must be
checked without delay and, if necessary, replaced.
Degree of protection according to EN 60529: Ensure that the ambientconditions at the site of use does not exceed (complywith)the
requirements for the stated protection rating ( § 14 "Technical data").
Correct and safe operation of the calibrator / micro calibration bath demands correct
transport, storage, installation and assembly, as well as proper use and careful operation and
maintenance.
The calibrator / micro calibration bath should only be used for its intended purpose.
Furthermore, hazardous media should not be used and all technical specifications have to be
observed.
If faults cannot be cleared, immediately shut down the calibrator / micro calibration bath and
ensure that it cannot be started up
Prior to replacing the safety fuse, always de-energize the calibrator / micro calibration bath
accidentally.
completely by disconnecting the mains cable from the mains outlet.
Ensure that the complete operating instructions are always available in excellent condition
For protection purposes, the calibrator / micro calibration bath is equipped with an
autonomous thermal fuse, which interrupts the power supply to the heater if the temperature
exceeds a certain value inside the housing. Once the metal bock / liquid bath has cooled down,
the calibrator / micro calibration bath has to be returned to GE for inspection.
The calibrator / micro calibration bath has been designed as a measurement and control
instrument. If the calibrator / micro calibration bath is used for purposes not
expressly
specified in these operating instructions, additional safety measures have to be taken.
The calibrator / micro calibration bath should NOT be used in explosive atmospheres without
appropriate protection (flammable or explosive atmospheres).
If malfunctioning of the calibrator / micro calibration bath can result in personal injuries or
damage to property, the system has to be protected with additional electromechanical
protective equipment.
at
Do not remove or obliterate nameplates or other markings on the device, as otherwise the
warranty is rendered null and void.
Ventilation ports:
Located both underneath and on top, should not be blocked or restricted.
Disconnecting device:
Do not position the equipment so that it is difficult to operate the disconnecting device.
Safety Instructions
DryTC / Liquid TC
- 8 -
K0551 Issue 1
Device protection:
If the equipment is used in a manner not specified by the manufacturer, the protection
provided by the equipment may be impaired
Replacing detachable mains supply cords:
It is not allowed to replace detachable mains supply cords by inadequately rated cords.
IEC mains connector:
The IEC mains connector of the power supply cord is to be treated as the disconnect device,
as the front panel switch is not rated as a disconnect device.
Special safety instructions:
(Further) Warnings that are specifically relevant to individual operating procedures or activities
can be found at the beginning of the relevant sections of this operating manual.
2.1 Safety
instructions for the application of calibration liquids
Calibration liquid water:
Only use distilled water, otherwise excessive limescale and soiling will build up in the
calibrator tank.
Calibration liquid silicone oil:
Only use distilled water, otherwise excessive limescale and soiling will build up in the calibrator
tank.
Always read the safety data sheet supplied with thesilicone oil before using it. Always ensure adequate ventilation when working with silicone oil, since hazardous
substancescanbe released.
Prevent silicone oil from coming into contact with your Since silicone oil is hygroscopic, alwaysusethetransport cover to close the calibration bath
eyes
.
after use.
IMPORTANT NOTICE!
The transport cover is equipped with a safety valve, which is activated once the pressure
reaches approx. 2.5 bar. This can result in hot steam being released.
Always unscrew the transport cover before putting the micro calibration bath into service,
in order to avoid excessive pressure.
Wait until the micro calibration bath has cooled down before screwing on the transport
cover.
DryTC / Liquid TC
Construction
K0551 issue 1
- 9 -
3
Constructio
n
The calibrator / micro calibration bath consists of a robust, black and red steel housing with an
integrated carrying handle.
Components:
Block
Handle
Controller
Tank
Service
socket
Thumb wheel for
strirring speed
Switch ON /
with fuse and power
supply connection
The rear part of the housing contains a metal block/liquid bath with a hole, accessible from the
top, for the test specimen fixture.
OFF
The heating or cooling elements and the temperature sensor for determining the reference
temperature are integrated in the metal block / liquid bath.
The metal block / liquid bath is heat insulated.
The front part of the housing contains the complete electronic unit for controlling the reference
temperature.
Solid state relays (SSR) are used to control the heating and cooling elements.
A controller with a two-line, four-digit 7-segment LED display for the reference and target
temperatures is located on the front panel.
The reference temperature can be set precisely with 0.1 °C (32.18 °F) resolution using the P and
or buttons.
The micro calibration bath also has a thumb wheel for controlling the stirring speed.
A power supply switch is located on the front of the housing. This is also where the IEC plug with
fuse for the mains supply can be found.
The 5-pole socket is provided for service purposes and is used as a data interface to the PC.
- 10
K0551 Issue 1
Construction
DryTC / Liquid TC
- Increasing the setting values.
1
- Selecting individual menu items.
3.1 Front of the controlle
Overview and function of the control elements of the controller:
9
2
3
1 - Upper display
- Displays the current reference temperature.
- Displays the individual modes, menu items
and parameters.
2 - Lower display
- Displays the set temperature.
- Displays certain parameters in the
individual modes and menu items.
3 - LED
4 - P
5 -
SET
- When flashing, it signals access to
the individual menu items and
parameters.
key
- Accessing the default set temperature.
- Accessing menu items and parameters.
rming inputs.
- Confi
key
- Reducing the setting values.
- Selecting individual menu items.
- Returning to the previous menu level.
(red)
(gr
een)
r
8
7
4
6
6 -
7 - U
Retrieving the saved set temperatures (only for the
S version).
8 - LED OUT 1
5
key
- Returning to the previous menu level.
key
Signals the status of the output for the
temperature control:
If the LED OUT 1 lights up, the calibrator /
micro calibration bath is heating.
If the LED OUT 1 does not light up, the calibrator
/ micro calibration bath is not heating.
9a - LED OUT 2
a) Heating instrument
Signals the status of the output for the fan control:
If the LED OUT 2 lights up, the fan is running
at high speed.
If the LED OUT 2 does not light up, the fan is
running at low speed.
9b - LED OUT 2
b) Heating and cooling instrument
Signals the status of the output for the
temperature control:
If the LED OUT 1 lights up, the calibrator /
micro calibration bath is cooling.
If the LED OUT 1 does not light up, the calibrator
/ micro calibration bath is not cooling.
K0551 issue 1
- 11
DryTC / Liquid TC
Construction
3.2 Data
interface
The DryTC / LiquidTC series is equipped with a serial communication interface. It is possible to
connect a PC via an optional USB converter via this interface.
The utilized software protocol is a MODBUS-RTU protocol, which is used in numerous marketavailable monitoring programs.
The 5-pole socket is provided for connection of USB converter.
The PC connection enables the programming of the calibrator’s parameters.
The minimum requirements for operation with a USB converter are:
IBM compatible PC,
•
• an installedWindowsoperating system 98SE, ME, 2000, XP, 7 or 8 (Home or
Professional), a free USB port (USB 1.1 or USB 2.0).
PLEASE NOTE:
If you access the programming via the keypad while communication via a serial interface is
running, the message
"
buSy
" appears on the
display.
3.3 Transmission
protocol
Is supplied as an additional document on request.
- 12
K0551 Issue 1
Using Test Specimen Fixtures
DryTC / Liquid TC
4 Using Test Specimen F
ixtures
The temperature calibrators in the DryTC / LiquidTC series can be used with various test device
fixtures, depending on the model.
Configuration as a metal block calibrator, infrared calibrator or micro calibration bath is
performed with minimal effort.
easily
4.1 Metal block ca
librator
Insertion sleeves with one or more boreholes are used for the calibration of straight temperature
sensors.
In order to achieve the best possible accuracy, the utilization of exactly fitting sleeves is
necessary.
The diameter of the test specimen has to be determined precisely. The bore in the sleeve results
from the addition of +0.5 mm.
Before use:
Using the sleeve changing tool, fit the
appropriate insertion sleeve in the block of
the calibrator.
After use:
Remove the sleeves after use with the aid of
the sleeve remover, and remember to clean
the sleeve and the block.
This prevents the sleeves becoming jammed
in the heating block.
Sleeves and sleeve remover
4.2 Infrared ca
librator
A special infrared insertion sleeve is used for contactless infrared thermometers to enable fast,
easy calibration.
The hollow and specially constructed insertion sleeve is fitted
with two additional boreholes - for precise monitoring of the
temperature - in the rim (1 x 3.5 mm und 1 x 4.5 mm).
Before use:
The insertion sleeve isinsertedintotheblockwith the aid
of the sleeve remover.
After use:
Remove the sleevesafteruse with the aidofthesleeve
remover, and remember to clean the sleeve and the block.
This prevents the sleeves becoming jammed in the heating
block
Sleeve for Infrared
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