User's Manual

SPSx50 Modular GPS Receiver User Guide 23

Features and Functions 2

Rear connectors

Figure 2.2 shows the rear connectors of the SPSx50 GPS receiver.

Figure 2.2 Rear view of the SPSx50 GPS receiver

Connector type Description

1 TNC Connect to the GNSS antenna

2 • TNC (450 MHz Internal radio)

• Reverse polarity TNC

(900MHz internal radio)

• Not installed, system without

internal radio

Connect to the radio antenna

3 High Density

DB26

• Ethernet connectivity to a 10/100 Base-T network through an

RJ45 jack on a multiport adaptor (P/N 57167)

• 'Slave' USB communications through the USB type B

connector on the Multiport adaptor (P/N 57167)

• 'Host' USB communications through the USB type A connector

on the 26-pin to Hirose adaptor (P/N 56653) and Hirose to USB

type A cable (P/N 73841001)

• Primary power from a Trimble AC/DC power supply

(P/N 48800-00) using the multiport adaptor (P/N 57167)

• Power input from an SPS700 total station battery cradle

system using the adaptor (P/N 56653)

• Full 8 wire RS-232 serial communications using the 26-9-pin

multiport adaptor (P/N 57168) or a 26-pin serial

communications cable

• 3 wire RS-232 serial adaptor

4 Lemo (7-pin/ 0-shell) • 3 wire RS-232 serial communications using a 7-pin/ 0 shell

Lemo cable

• Secondary power from a Trimble battery (P/N 32364-00 or

32365-00) or a 12 V battery using the Fused Lemo Power

Cable (P/N 46125-00)

•CAN

5 Vent plug External venting plug for pressure equalization