KROHNE DK 32-DK 34-DK 37 EN - Manual (Page 29)

TECHNICAL DATA
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DK32 - DK34 - DK37
www.krohne.com 06/2014 - 4000287103 MA DK32-34-37-R05-en
Indicators of DK32 DK34 DK37/M8M with limit switches
Indicator DK37/M8E
DK32 - 34 /K./S
DK37M8M
Cable fitting M16 x 1.5
Clamp terminal 1.5 mm 2
DK32 - 34 /K./S Clamping range 4.5... 10 mm
DK37M8M Clamping range 3...7 mm
DK32 - 34/K./L ∅ Connecting cable approx. 7 mm
Cable length approx. 1.7 m (other length on request)
Limit switch SC2-N0
I7S2002-N
SJ2-SN 1 SJ2-S1N 1
Type NAMUR 2-wire 2-wire 2-wire
Switch element function Normally
closed
Normally
closed
Normally open
Nominal voltage U
0
8 VDC 8 VDC 8 VDC
Pointer shaft not read ≥3 mA ≥3 mA ≤1 mA
Pointer shaft read ≤1 mA ≤1 mA ≥3 mA
DK32 DK34 with reed contact Switching type bistable
Switching reproducibility <5% of full scale value
Breaking capacity 12VA 2
Max. supply voltage 30VDC 2
Max. current 0.5A 2
1 safety oriented
2 reduced values for Ex version
Cable fitting M16 x 1.5
Cable diameter 8…10 mm
Clamp connection M8M/K - 1.5mm 2 M8E - 2.5mm 2
Measurement signal 4...20 mA for 0…100% flow value, two-wire technology
Power supply 14.8...30 VDC
Min. power supply for HART TM 20.5 VDC
Effect of supply power <0.1%
External resistance dependency <0.1%
Effect of temperature <10 µA/K
Max. external resistance / load
impedance
640 Ohm (30 VDC)
Min. load for HART ® 250 Ohm
Software-firmware version 01.15
Identification number 3204090400
MA_DK32_34_37_R05_en_287103_PRT.book Page 29 Friday, June 6, 2014 11:42 AM