Table B-1 Ground Plane Definitions And Ground Path Resistance Requirements - Garmin GTX 330D Maintenance Manual

Table B-1 Ground Plane Definitions and Ground Path Resistance Requirements

Aircraft Type/Model
Metal airframe
Tube and fabric airframe
Aermacchi S.211A
DA20-A1
DA20-C1
DA 40
Diamond
DA 40 F
DA 40 NG
G115
G115A
G115B
G115C
GROB G115C2
G115D
G115D2
G115EG
G120A
Ruschmeyer R90-230RG
Slingsby Aviation T67M260
A500
Triton
Beech 390
LC40-550FG
Cessna LC41-550FG
LC42-550FG
SR20
Cirrus SR22
SR22T
Construzioni
Aeronautiche P2010
Tecnam srl
DA 40
DA 40 F
DA 40 NG
Diamond
DA 42
DA 42 NG
DA 62
Liberty XL-2
190-00734-11
Rev. 6
Ground Reference
Nearby metal structure
Nearby metal structure
Composite VFR-only Models
Instrument panel
Instrument panel
Instrument panel
Instrument panel
Instrument panel
Instrument panel
Instrument Panel
Instrument Panel
Instrument panel
Composite IFR Models
Nearby structure lightning
ground foil
Nearby aluminum lightning
ground bar/strip
Local grounded structure
(such as seat support
structure, entry step)
Local grounded structure
Nearby structure lightning
ground tube
Remote avionic box or local
grounded structure
Local grounded structure
GTX 33X and GTX 3X5 ADS-B Maintenance Manual
Maximum Resistance
Between GTX Chassis and
Ground Reference (mΩ)
Periodic Reconditioned
10.0 2.5
10.0 2.5
50.0 25.0
50.0 25.0
50.0 25.0
50.0 25.0
50.0 25.0
50.0 25.0
50.0 25.0
50.0 25.0
50.0 25.0
10.0 5.0
10.0 5.0
10.0 5.0
10.0 5.0
10.0 5.0
10.0 5.0
10.0 5.0
Notes
[2]
[2]
[2]
[2]
[2]
[1]
Page B-2