General Information; Safety Information; Use Of Hazard Information - Hach HART Manuel D'utilisation

Specifications
Specifications are subject to change without notice.
Specification
Minimum current
Maximum current
Linearity
HART receive impedance
Internal module loop power
Lift-off voltage
External loop power over
temperature
Loop resistance (HART
communications)
Loop resistance (non-HART
communications)
HART burst mode
HART protocol revision
Certification

General information

In no event will the manufacturer be liable for direct, indirect, special,
incidental or consequential damages resulting from any defect or
omission in this manual. The manufacturer reserves the right to make
changes in this manual and the products it describes at any time, without
notice or obligation. Revised editions are found on the manufacturer's
website.
Details
3 mA
23 mA
± 0.05% of span
Rx > 200 KΩ; Cx = 4 pF
15 VDC
13.3 VDC
30 VDC maximum
Internal module loop power: 250–350 Ω;
18–24 VDC power supply: 250–500 Ω;
24–30 VDC power supply: 250–976 Ω
Internal module loop power: 0–350 Ω;
12–24 VDC power supply: 0–250 Ω;
24–30 VDC power supply: 250–976 Ω
Not supported
7.2
Class I, Division 2 Groups A, B, C, D and
Class I, Zone 2 Group IIC, T4 Hazardous
and Ordinary Locations

Safety information

N O T I C E
The manufacturer is not responsible for any damages due to misapplication or
misuse of this product including, without limitation, direct, incidental and
consequential damages, and disclaims such damages to the full extent permitted
under applicable law. The user is solely responsible to identify critical application
risks and install appropriate mechanisms to protect processes during a possible
equipment malfunction.
Please read this entire manual before unpacking, setting up or operating
this equipment. Pay attention to all danger and caution statements.
Failure to do so could result in serious injury to the operator or damage
to the equipment.
Make sure that the protection provided by this equipment is not impaired.
Do not use or install this equipment in any manner other than that
specified in this manual.

Use of hazard information

D A N G E R
Indicates a potentially or imminently hazardous situation which, if not avoided, will
result in death or serious injury.
W A R N I N G
Indicates a potentially or imminently hazardous situation which, if not avoided,
could result in death or serious injury.
C A U T I O N
Indicates a potentially hazardous situation that may result in minor or moderate
injury.
N O T I C E
Indicates a situation which, if not avoided, may cause damage to the instrument.
Information that requires special emphasis.
English 3