Garmin GPS 18 010-00321-56 User Manual

Product codes

010-00321-56

GPS 18 Technical Specifications (190-00307-00)

Rev. D

Page 5

1.5

TECHNICAL SPECIFICATIONS

Specifications are subject to change without notice.

1.5.1

Physical Characteristics

1.5.1.1

Size

61 mm in diameter and 19.5 mm in height

1.5.1.2

Weight

•  GPS 18 unit only (no cable): 1.9 oz (53.9 g)
•  GPS 18 USB: 3.5 oz (100.4 g)
•  GPS 18 PC: 6.5 oz (184.6 g)
•  GPS 18 LVC (3 meter cable): 3.9 oz (110.6 g)
•  GPS 18 LVC-5m (5 meter cable): 5.7 oz (161.6 g)
•  GPS 18-5Hz (5 meter cable): 5.7 oz (161.6 g)

1.5.1.3

Color

Black

1.5.1.4

Case Material

Polycarbonate thermoplastic that is waterproof to IEC 60529 IPX7 level (immersion in 1 meter of water for
30 minutes)

1.5.1.5

Cable Length

•  GPS 18 USB: 2 meter
•  GPS 18 PC: 2 meter
•  GPS 18 LVC: 3 meter (Garmin Part Number 010-00321-05)
•  GPS 18 LVC-5m: 5 meter (Garmin Part Number 010-00321-06)
•  GPS 18-5Hz: 5 meter

1.5.2

Electrical Characteristics

1.5.2.1

Input Voltage

•  GPS 18 USB: 4.4–5.5 V
•  GPS 18 PC:  8–30 V (Automotive supply from cigarette lighter jack)
•  GPS 18 LVC: 4.0–5.5 V
•  GPS 18-5Hz: 4.0–5.5 V

1.5.2.2

Input Current

•  GPS 18 USB: 55 mA @ 5.0 V
•  GPS 18 PC:  50 mA @ 13.8 V
•  GPS 18 LVC: 60 mA @ 5.0 V
•  GPS 18-5Hz: 65 mA @ 5.0 V

1.5.2.3

CMOS Serial Output Levels

• GPS 18 PC: 0 V to 5 V (Asynchronous Serial, TIA-232-F (RS-232) Compatible Polarity)
• GPS 18 LVC and GPS 18-5Hz: 0 V to Vin, between 4 and 5.5 V (Asynchronous Serial, TIA-232-F

(RS-232) Compatible Polarity)