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VERSAFLOW SONIC 1000/TWS 9000
4.9 Description of the inputs and outputs
4.9.1 Control input
INFORMATION!
Depending on the version, the control inputs must be connected passively or actively or
according to NAMUR EN 60947-5-6! Which I/O version and inputs/outputs are installed in your
signal converter are indicated on the sticker in the cover of the terminal compartment.
• All control inputs are electrically isolated from each other and from all other circuits.
• All operating data and functions can be adjusted.
• Passive mode: external power supply required:
≤ 32 VDC
U
ext
• Active mode: use of the internal power supply:
U
= 24 VDC
nom
• NAMUR mode: in accordance with EN 60947-5-6
(Active control input to EN 60947-5-6 (NAMUR): signal converter monitors cable breaks and
short circuits acc. to EN 60947-5-6. Errors indicated on LC display. Error messages possible
via status output).
• For information on the adjustable operating states refer to
DANGER!
For devices used in hazardous areas, additional safety notes apply; please refer to the Ex
documentation.
34-VF-25-07 iss.2 GLO Nov 11 US
ELECTRICAL CONNECTIONS
www.process.honeywell.com
Function tables
on page 120.
4
69
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