Siemens SIMATIC ET 200SP HA User Manual

8.2.3 HART signal
De󹪝nition
A HART signal consists of sine waves of 1200 Hz and 2200 Hz and has an average value of 0.
Description
The following 󹪝gure shows the analog signal with the modulated HART signal (FSK method). It
can be 󹪝ltered out using an input 󹪝lter so that the original analog signal is available again.


"
,
"
,
"
,
"
,
N"
N"
N"


N"
)[

)[

① Analog signal
② Time (seconds)
K Command
A Response
8.2.4 HART device status
De󹪝nition
The two HART status bytes (HART device status) transferred with each response of the 󹪝eld
device contain error information about the HART communication, the HART command and the
device status.
HART function
8.2 HART system connection
F-AI 8xI 2-/4-wire HART HA
Equipment Manual, 09/2021, A5E50557845-AA 81

Siemens SIMATIC ET 200SP HA Specifications

General

Category	I/O Systems
System	SIMATIC ET 200SP HA
Mounting	DIN rail
Protection Rating	IP20
Communication Protocol	PROFINET
Redundancy	Yes
Hot Swapping	Yes
Modularity	Modular
Power Supply	24 V DC
Temperature Range	-40 to 70 °C
Product Type	Distributed I/O
Number of I/O modules	Up to 64
Redundancy Type	system redundancy
Operating Temperature	-40 to 70 °C
Storage Temperature	-40 to 70 °C
Relative Humidity	5% to 95% (non-condensing)
Vibration Resistance	IEC 60068-2-6
Shock Resistance	According to IEC 60068-2-27
Mounting Type	DIN rail