Pinouts; Power; Figure 2.3: Power Connector Pin Layout; Table 2.3: Power Connector Pinouts - ashtech Z-Surveyor Operation And Reference Manual

The current for the GPS antenna connector is limited to 150mA out of the RF
center conductor. It is short-circuited protected. If using a splitter or other
RF network, use an inner DC block suitable for 1-2 GHz, 50 ohms, maximum
voltage back to the Z-Surveyor cannot exceed 15V.

Pinouts

Power

One 3-pin Fischer connector provides the power input interface. Figure 2.3 shows the
pin layout of the power connector. Table 2.3 defines the pinout of the power
connector.
Chassis ground and external ground are not the same for EMI purposes.
Equipment Description
CAUTION
1
2
3

Figure 2.3: Power Connector Pin Layout

Table 2.3: Power Connector Pinouts

Pin Signal
1 EXT_GND External Ground
2 EXT_INP Power input 10-28 Vdc
3 NA Not connected
9676
Description
15