MECHNICAL
- Case size: 45 x 18 x 28 cm (18 x 7 x 11 in)
- Weight: 8 kg (18 lb) (without batteries)

ELECTRICAL
- Input voltage: 14 to 136 VDC (400 VDC optional)
- Peak output current: 30A unregulated
- Transmit control from GDP receiver or XMT-series transmitter controller (DC to 32 Hz TD, DC to 512 Hz FD)
- Current monitor output
- Automatic overcurrent shutdown (set for 33A)
- IGBT power output current switch
- Power contacter to remove voltage from transmitter during fault conditions
- Lamps to indicate state of transmitter: power on, transmitting, fault, polarity
- Fan cooled heatsink

CONTROLS & DISPLAY
- Power on-off
- Transmit/Reset
- Damping Select
- Meter Select
- LCD Displays:
-- Input voltage
-- Internal battery voltage
-- Output current
-- Turnoff time
-- Heat sink temperature

FAULT INDICATORS
- Over/Under Voltage
- Over Current
- Over Temperature

OUTPUT JACKS
- Current monitor terminals (50mV/A)
- Output current terminals

POWER
- Internal battery: 10 to 14V for logic power
- Main Power connector: four-pin military twist-lock, 14 - 136 VDC (400 VDC optional)

APPLICATIONS
- TEM transmitter (136VDC max.)
- Low voltage transmitter for TD & FD Resistivity/IP

OPTIONS
- ZPB-600: 400 VDC High-voltage Power Booster