2
DEVICE DESCRIPTION
10
H250
www.krohne.com
04/2009 - 4000269302 MA H250-R02
2.2 Device version
•
H250 with indicator M9
•
H250 with indicator M10
•
H250 with indicator M8
1
H250/RR/M9
•
Local indication without auxiliary power supply
•
max. 2 limit switches, type NAMUR, NAMUR safety-oriented or transistor (3-wire)
•
2-wire current output 4
…
20 mA, HART
®
or Profibus-PA communication
•
6-digit flow counter (non Ex)
•
Limit switches and signal output - optional intrinsically safe
2
H250/RR/M10
•
Explosion proof enclosure
•
2 digital adjustable limit switches, 2-wire open collector or type NAMUR
•
2-wire current output 4
…
20 mA, HART
®
communication
•
Pulse output up to 10 Hz (also for electro-mechanical counters)
•
12-digit flow counter with external resetting (batch operation)
The following designs are available as options:
•
H250 with indicator M9 as high-temperature version HT
•
H250 with indicator M9 with added impact and corrosion protection (special paint finish)
•
H250 with indicator M9 in Stainless Steel housing
Figure 2-2: Versions M9 and M10
MA_H250_R02_en_PRT.book Page 10 Tuesday, September 22, 2009 12:26 PM
