Honeywell VERSAFLOW SONIC 1000/TWS 9000 Handbook page 78

Ultrasonic clamp-on flowmeter for liquids
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ELECTRICAL CONNECTIONS
4
INFORMATION!
Any connection polarity.
Status output / limit switch passive, basic I/Os
≤ 32 VDC
• U
ext
• I ≤ 100 mA
• R
L, max
R
L, min
• open:
I ≤ 0.05 mA at U
closed:
U
0, max
U
0, max
• The output is open when the device is de-energized.
• X stands for the terminals B, C or D. The functions of the connection terminals depend on the
settings.
Figure 4-19: Status output / limit switch passive S
Control input passive, basic I/Os
• 8 V ≤ U
• I
= 6.5 mA at U
max
I
= 8.2 mA at U
max
• Switching point for identifying "contact open or closed":
Contact open (off): U
Contact closed (on): U
• Can also be set as a status output; for the electrical connection refer to status output
connection diagram.
Figure 4-20: Control input passive C
1 Signal
78
= 47 kΩ
= (U
- U
) / I
ext
0
max
= 32 VDC
ext
= 0.2 V at I ≤ 10 mA
= 2 V at I ≤ 100 mA
≤ 32 VDC
ext
≤ 24 VDC
ext
≤ 32 VDC
ext
≤ 2.5 V with I
0
≥ 8 V with I
0
p
p
= 0.4 mA
nom
= 2.8 mA
nom
www.process.honeywell.com
VERSAFLOW SONIC 1000/TWS 9000
34-VF-25-07 iss.2 GLO Nov 11 US

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