Honeywell 954 SmartServo FlexLine User Manual

Part No: 4417341 Revision 10 Installation Manual 36
954 SmartServo FlexLine
HART Transmitters
Stand-alone HART SmartView Display
Refer to HART Communication Foundation document number HCF_SPEC-54 (FSK
Physical Layer Specification) for detailed length calculations.
Connection Table
The I/O shall not be accessible or shall be isolated in the end use. Ensure the end user cannot touch these
wires when energized.
Cable specifications
Type
Twisted pair, shielded. R
max
= 25 Ω / line
Maximum length
1000 meter
Label
Parameters
24. V_Loop
[Ex ia] IIB The I/O shall not be accessible or shall be isolated in the end use.
Uo = 23.1 V Ensure the end user cannot touch these wires when energized.
Io = 124 mA
Po = 0.6 W
Co = 1.0 μF
Lo = 9 mH
25. GND_Loop
Cable specifications
Type
Twisted pair, shielded. R
max
= 25 Ω / line
Maximum length
1000 meter
Label
954 SmartServo
FlexLine
Parameters
954 SmartServo
FlexLine
Label
HART SmartView
Parameters
HART SmartView
24. V_loop
[ia Ga] IIB T6 Ga/ Gb
2. Loop +
[Ex ia] IIB T4 Gb
25. GND_Loop
Uo = 23.1 V
1. Loop -
Ui = 30 V
Io = 124 mA
Ii = 200 mA
Po = 0.6 W
Pi = 0.7 W
Co = 1.0 μF
Ci = 10 nF
Lo = 9 mH
Li = 16 μH

Honeywell 954 SmartServo FlexLine Specifications

General

Brand	Honeywell
Model	954 SmartServo FlexLine
Category	Measuring Instruments
Language	English