DKR 250
Installation and user manual
2018/02d
Basic error of the thermometer ±2,5% of the range
scale
Weight
approx. 440g
Protection
IP 20
Operating voltage
250V
Minimum working voltage
24V
Frequency
50Hz
Operating current
50mA
Connection
recommended to use
flat cords
H03VH-H 2x0,5
(ČSN EN 5052-2-71
or
ČSN EN 5052-2-11)
Category of use
ohmic load,
auxiliary relay
Lifetime
10 000 operating
cycles
DKR thermometer meets these technical standards:
EN 60947-5-1 ed.2 (35 4101), EN 60947-1 (35 4101),
ČSN EN 60529 (33 0330), ČSN 33 0360 ed.2, ČSN
33 2000-1 ed.2.
Function description and commissioning:
Thermometer DKR 250,
maximal
version
Adjustable pointer of maximal temperature is located
to the right from contact pointer. When temperature
raises, contact pointer moves closer to adjustable
pointer. When switching temperature is reached,
contacts are connected.
Thermometer DKR 250,
minimal
version
Adjustable pointer of minimal temperature is located
to the left from contact pointer. When temperature
lowers, contact pointer moves closer to adjustable
pointer. When switching temperature is reached,
contacts are connected.
Set the desired switching (signalling) temperature
manually by adjustable indicator using a suitable
screwdriver.
Notice:
With the minimum DKR thermometer, set the pointer
to the lower temperature limit (-30 ° C, 0 ° C) before
the measured temperature drops below the set start-
up temperature (finished work, device turned off, etc.).
Maintenance instructions:
If required inspect state of DKR thermometer,
contacts and power cables. If the thermometer is
damaged or contacts are wear off, then disconnect
the thermometer from power and do not use it any
more.
Storage conditions:
Thermometers must be stored in a dry room with a
maximum humidity of 70% and temperature from 0 °
C to 30 ° C, without sudden temperature changes.
The storage room must be free of harmful gases.
Handle it with extra caution, no shocks at all.
Disposal:
Dispose it accordingly: Find recycle service to deal
with it.
Possible minor faults and their fix:
Minimum DKR thermometer with a long-term drop in
the temperature below the set temperature, may
deteriorate or even ruin the thermometer.
All DKR thermometer defects are removed exclusively
by the manufacturer.
Warranty:
Assuming that the product is placed, plugged and
used in accordance with the instructions found in the
user manual, the manufacturer provides a warranty
according to the law, unless otherwise agreed.
The manufacturer will refuse warranty service if the
device has been damaged:
•
during transport and storage by the client,or
his/her customers
•
when installing or disassembling to the client's
equipment, or his/her customers
•
when improper handling and installation to a
device other than that specified in the instruction
manual
•
if the DKR has been exposed to an environment
other than that specified in the manual
Warranty and post-warranty repairs
Warranty and post-warranty repairs are provided by
the manufacturer. Pack and ship the faulty product to:
APATOR METRA s.r.o.
Havlíčkova 919/24
787 01 Šumperk
Czech Republic
Tel.:
583 718 263
Fax:
583 718 150
E-mail:
www:
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