TK7460
Temperature switch with intuitive switch point setting
TK-250CLFR12-QKPKG / US
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — TK7460-00 — 24.08.2016 —
Product characteristics
Number of inputs and outputs
Number of digital outputs: 2
Measuring range -25...140 °C -13...284 °F
Process connection
threaded connection G 1/2
Installation length EL [mm]
250
Application
Special feature
Gold-plated contacts
Measuring element
1 x Pt 1000; (to DIN EN 60751, class A)
Media
liquids and gases
Medium temperature [°C]
-40...145
Pressure rating [bar]
300
Electrical data
Operating voltage [V]
9.6...32 DC; ("supply class 2" to cULus)
Current consumption [mA]
< 30
Protection class
III
Reverse polarity protection
yes
Power-on delay time [s]
0.5
Inputs / outputs
Number of inputs and outputs
Number of digital outputs: 2
TK7460
Temperature switch with intuitive switch point setting
TK-250CLFR12-QKPKG / US
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — TK7460-00 — 24.08.2016 —
Outputs
Total number of outputs
2
Output signal
switching signal
Electrical design
PNP
Number of digital outputs
2
Output function
normally open / normally closed
Max. voltage drop switching
output DC
[V]
2
Permanent current rating of
switching output DC
[mA]
500
Short-circuit protection
yes
Type of short-circuit
protection
pulsed
Overload protection
yes
Measuring/setting range
Measuring range -25...140 °C -13...284 °F
Set point SP -20...140 °C -4...284 °F
Accuracy / deviations
Temperature drift per 10 K [K]
0.1 **)
Repeatability [K]
± 0,1
Setting accuracy [K]
± 3
Response times
Dynamic response T05 / T09 [s]
1 / 3; (to DIN EN 60751)
Software / programming
Adjustment of the switch
point
setting rings
Operating conditions
Ambient temperature [°C]
-40...80
Note on ambient temperature
at medium temperature: < 80 °C
-40...50 °C
at medium temperature: < 145 °C
Storage temperature [°C]
-40...100
Protection
IP 67
Tests / approvals
EMC
DIN EN 61000-4-2 ESD 4 kV CD / 8 kV AD
EN 61000-4-3 HF radiated 10 V/m
DIN EN 61000-4-4 Burst 2 kV
EN 61000-4-6 HF conducted 10 V
Shock resistance DIN IEC 68-2-27 50 g (11 ms)
Vibration resistance DIN EN 60068-2-6 20 g (10...2000 Hz)
MTTF [years]
643.1
UL approval UL Approval no. K018
TK7460
Temperature switch with intuitive switch point setting
TK-250CLFR12-QKPKG / US
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — TK7460-00 — 24.08.2016 —
Mechanical data
Weight [g]
141
Materials
stainless steel (1.4404 / 316L); PC; PBT; FKM
Materials (wetted parts)
stainless steel (1.4404 / 316L); FKM
Tightening torque [Nm]
45
Process connection
threaded connection G 1/2
Probe diameter [mm]
6
Installation length EL [mm]
250
Displays / operating elements
Display switching status 2 x LED, yellow
Remarks
Remarks
**) in case of deviation from the reference condition 25 °C
The values for accuracy apply to flowing water.
Pack quantity
1 pcs.
Electrical connection
Connector: 1 x M12; Contacts: gold-plated
Connection
colours to DIN EN 60947-5-2
Core colours :
BK = black
BN = brown
BU = blue
WH = white
