TECHNICAL DATA
8
71
H250
www.krohne.com
04/2009 - 4000269302 MA H250-R02
M9 ESK-Z totalizer
M9 ESK2A process variable
ESK2A process variable flow rate
Values [%]
Signal output [mA]
Over range
+102.5 (
±
1%)
20.24...20.56
Device error identification
> 106.25
>21.00
Maximum
131.25
25
Multidrop operation
-
4.5
Min. U
ext.
12 VDC
Terminal connection
2.5 mm
2
Power supply
10...30 VDC
R
ext.
current loop
0...600 Ohm
Power consumption
max. 2.5 Watt
Indication error
< 1% in relation to the value displayed
Max. reset voltage
30 VDC
Min. reset pulse
300 ms
Software firmware version
1.19
Power supply
10...30 VDC
Max. current
50 mA
Max. dissipation
250 mW
T on
80 ms fixed pulse width
T off
depending on flow rate
U on
Ub
–
3 VDC
U off
0 VDC
Pulse value
1 pulse = 1 display counter advance (1 litre, 1 m
3
...)
MA_H250_R02_en_PRT.book Page 71 Tuesday, September 22, 2009 12:26 PM
