KROHNE OPTISWIRL 4070 Quickstart EN - Manual (Page 26)

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TECHNICAL DATA
26
OPTISWIRL 4070
www.krohne.com 06/2010 - 4000122102 - QS OPTISWIRL R04 en
Process connections
Flange version Flange version Flange version Flange version
DIN EN 1092-1 DN15...300 in PN16…100
ASME B16.5 ½ ...12" in 150…600 lb
JIS B 2220 DN15...300 in JIS 10…20 K
For detailed information on combination flange/pressure rating, refer to
chapter "Dimensions and weights".
Sandwich version Sandwich version Sandwich version Sandwich version
DIN DN15...100 in PN100 (higher pressures on request)
ASME ½ ...4" in 600 lb (higher pressures on request)
JIS DN15...100 in 10…20 K (higher pressures on request)
Electrical connections
Power supply Non-Ex: 14…36 VDC
Ex: 14…30 VDC
Current output Current output Current output Current output
Description of the used abbreviations U
ext
= external voltage; R
L
= load + resistance
Measuring range 4...20 mA (max. 20.8 mA) + HART ® protocol
Load Minimum 0 Ω; maximum R
L
= ((U
ext
- 14 VDC) / 22 mA)
Error signal Acc. to NAMUR NE43
Upper value: ≥ 21.0 mA
Lower value: ≤ 3.6 mA (not with HART ® protocol)
Pulse output Pulse output Pulse output Pulse output
Pulse rate Max. 0.5 pulse/s (corresponds to 1800 pulses/hour)
Power supply Non-Ex: 24 VDC as NAMUR or open < 1 mA, maximum 36 V, closed 100 mA,
U < 2 V
Ex: 24 VDC as NAMUR or open < 1 mA, maximum 30 V, closed 100 mA,
U < 2 V
HART HART HART HART ®
HART ® protocol via current output
Device revision 1
Physical layer FSK
Device category Transmitter, galvanically isolated
System requirements Load min. 250 Ω
Multidrop operation 4 mA
Approvals and certifications
ATEX ATEX II 2G Ex d ia [ia] IIC T6
FM Class I, II, III
Div 1/2, groups A-G
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