KROHNE BW 25 EN - Manual (Page 45)

TECHNICAL DATA
8
45
BW25
www.krohne.com 09/2010 - 4000432302 MA BW25 R05 en
Technical data, indicator M9
M9 cable glands
M9 limit switches
Cable gland Material Cable diameter
M 16x1.5 Standard PA 3...7 mm 0.118...0.276"
M20 x 1.5 PA 8...13 mm 0.315...0.512"
M 16x1.5 Nickel-plated brass 5...9 mm 0.197...0.355"
M20 x 1.5 Nickel-plated brass 10...14 mm 0.394...0.552"
Terminal connection 2.5 mm 2
Limit switch I7S23,5-N
SC3,5-N0
SJ3,5-SN 1 SJ3,5-S1N 1 SB3,5-E2
NAMUR yes yes yes no
Connection type 2-wire 2-wire 2-wire 3-wire
Switching element
function
NC contact NC contact NO contact PNP NO contact
Nominal voltage U
0
8 VDC 8 VDC 8 VDC 10...30 VDC
Pointer vane not detected ≥ 3 mA ≥ 3 mA ≤ 1 mA ≤ 0.3 VDC
Pointer vane detected ≤ 1 mA ≤ 1 mA ≥ 3 mA U
B
- 3 VDC
Continuous current - - - max. 100 mA
No load current I
0
- - - ≤ 15 mA
1 safety oriented
M9 current output ESK2A
Terminal connection 2.5 mm 2
Power supply 12...30 VDC
Min. power supply for HART TM 18 VDC
Measuring signal 4.00...20.00 mA = 0...100% level value in 2-wire technology
Power supply influence < 0.1%
Dependence on external resistance < 0.1%
Temperature influence < 5 uA / K
Max. external resistance / load 800 Ohm (30 VDC)
Min. load for HART TM 250 Ohm
Software firmware version 02.14
Ident No: 3210680500
MA_BW25_R05_en_432302_PRT.book Page 45 Tuesday, September 28, 2010 8:17 AM