Analog Inputs:

8 channels, 10-bit resolution, single ended, unipolar, plus temperature and battery voltage. Voltage input in two ranges, programmable 0 to 2.550 Volts, 2.5mV resolution, 250µV resolution

Input Impedance:

>1M Ohm

Load Impedance:

For signals <500mV: >1M Ohm, For signals >500mV: 10k Ohm

Source Drive Impedance:

<10k Ohm

Counter Inputs:

4 channel, 16-bit resolution, 20kHz, potential free or 5-12V pulse

STARBUS:

2 high speed serial lines with 8 channels each, 16-bit, bi-directional, synchronous data & clock

SDI-12:

1200bps, instrument channel (Model 6004-2)

Controls:

1 open collector, 1 CMOS

Available Voltages:

5V, 100mA regulated scan synchronized; 6.5V, 1mA unregulated continuous

Scan Rate:

0.125 second to 5 minutes, programmable

Log Interval:

0.125 second to 1 week, programmable

Storage Memory:

512K bytes CMOS RAM

Time Clock:

Crystal regulated, ±10 seconds per month

Battery:

10Ah Alkaline pack

Memory Back-up:

½AA 3.4V Lithium (optional)

Processor:

8 bit, 80C31 micro controller, 14.7456MHz

Computer I/O:

RS-232, 300-38400bps

Operating Temp:

-20°C to 60 °C, not affected by humidity

Enclosure:

High impact PVC, IP54

Size/Weight:

211mm × 108mm × 81mm, 800g (excluding battery)

Display:

32 ASCII character LCD (Model 6004-2)