Issue 1
8-4 HART
®
device operations K0449 - [EN] English
8.4 HART
Connections
Before you set up the electrical connections between the HART
device and the DPI 620 calibrator, examine the power supply
connections for the device you want to work with.
8.4.1 Power supply from the calibrator
In this example, the DPI 620 calibrator supplies the loop power
and a 250:HART resistor.
1. Set the functions for channel 2 and HART:
Get measurand classification #8 Advanced device
menu
Universal - 6
Read device variable trim points #80 Trim Menu Common - 6
Read device variable trim guidelines #81 Trim Menu Common - 6
Write device variable trim point #82 Trim Menu Common - 6
Reset device variable trim #83 Trim Menu Common - 6
Read burst mode configuration #105 Hart settings menu Common - 6
Write burst mode configuration #109 Hart settings menu Common - 5
Command name Command
number
Menu Type and
revision level
Measure current on
channel 2 (CH2) with
24V loop power
Range: ±55 mA
HART Function is set
250: resistor is set
e1
a
b
d
c
Set HART
Section 2.10.4
Set Current (24V); Measure
Section 2.10.4
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