LI-8100 System Specifications

PDA Requirements:

With serial cable: PDA running Palm® OS 3.51 or higher.
Wireless: PDA running Palm® OS 4.1 or higher, and supporting 802.11b wireless connectivity.

Memory: 18 MB on-board flash memory for data collection (32 MB total)

Compact Flash: Type I industrial grade, 1 GB with adapter sleeve included, will accept Type II with appropriate adapter sleeve.

Wireless PC Card: Fixed wireless networking Type II PC Card. Cisco Systems Aironet® 350 Series 11 Mbps DSSS for Wi-Fi (802.11b) networking

RS-232

Signal output rate: 1 Hz
Baud rate: 57,600 bps

Pressure Sensor:

Measurement Range: 15-115 kPA
Accuracy: 1.5% over 0 to 85 °C

Maximum Gas Flow Rate: 1.7 liters/min

Power Requirements:

Auxiliary Input Voltage: 10.5-28 VDC
Battery Input Voltage: 10.5-15 VDC
3A @ 12V (36W) maximum during warm-up with heaters on
1A @ 12V (12W) average after warm-up with heaters on

Operating Range:

Temperature: –20 °C to 45 °C
Relative Humidity: 0 to 95% RH, Non-Condensing

Weatherproof Rating: Tested to IEC IP55 standard

Dimensions: 29 cm L x 38.1 cm W x 16.5 cm H
(11.4" x 15" x 6.5")

Weight: 5.3 kg (11.8 lb.) without battery;
6.7 kg (14.8 lb.) with battery

Battery Weight: 1.4 kg (3.0 lb.)

Infrared Gas Analyzer

Measurement Principle: Non-Dispersive Infrared

Traceability: Traceable to WMO standards for CO2. NIST traceable LI-610 Portable Dew Point Generator for H2O

CO2

Measurement Range: 0-3000 ppm

Accuracy: 1.5% of reading

Calibration Drift:

Drift at 0 ppm: <0.15 ppm/°C
Span Drift1: < 0.03 %/°C
Total Drift at 370 ppm: <0.4 ppm/°C

RMS Noise at 370 ppm with 1 sec signal averaging: <1 ppm

Sensitivity to water vapor: < 0.1 ppm CO2/mmol/mol H2O

H2O

Measurement Range: 0-80 mmol/mol

Accuracy: 1.5% of reading

Calibration Drift:

Drift at 0 ppt: <0.003 mmol/mol/°C
Span Drift1: <0.03 %/°C
Total Drift at 10 ppt: <0.009 mmol/mol/°C

RMS Noise at 10 ppt with 1 sec signal averaging: <0.01 mmol/mol

Sensitivity to CO2 <0.0001 mmol/mol H2O/ppm CO2

Auxiliary Sensor Interface

Dimensions: 10.2 cm L x 3.8 cm W x 6.4 cm H (4" x 1.5" x 2.5")

Inputs:

4 Thermocouple channels (Type E, J, or T)
4 General input channels (0-5 VDC)

Power Out: 0-5 VDC

Power In: 10.5-28 VDC

Connections: Terminal strip with screw posts

Accessories

Soil Temperature Probe (Type E): 6.4 mm (0.25") dia., 250 mm (10") immersion length

Soil Temperature Thermistor:

6 foot cable accuracy: ± 1.0 °C from –20 to 50 °C

Soil Moisture Probe (ECH2O Model EC-5): 5 cm (2") length

Soil Moisture Probe (Theta Probe Model ML2)

System Volume: 854.2 cm³

Soil Area Exposed: 83.7 cm² (13 in.²)

Dimensions: 15.2 cm L x 15.2 cm W x 25.4 cm H (6" x 6 " x 10")

Air temperature thermistor:

Operating Range: –20 to 45 °C
Accuracy: ± 0.5 °C over 0-70 °C

Cable length: 1.01 m (40")

Weight: 1.6 kg (3.5 lb.)

System Volume: 4843 cm³

Soil Area Exposed: 317.8 cm² (49.3 in.²)

Dimensions: 28.7 cm L x 28.7 cm W x 29.2 cm H (11.3" x 11.3" x 11.5")

Air temperature thermistor:

Operating Range: –20 to 45 °C
Accuracy: ± 0.5 °C over 0-70 °C

Cable length: 1.01 m (40")

Weight: 2.9 kg (6.4 lb.)

Soil Temperature Probe (Type E): 6.4 mm (0.25") dia., 250 mm (10") immersion length

Soil Moisture Probe (ECH2O Model EC-5): 5 cm (2") length

Soil Moisture Probe (Theta Probe Model ML2)

System Volume: 4092.5 cm³

Soil Area Exposed: 317.8 cm² (49.3 in.²)

Dimensions: 43.2 cm L x 38.1 cm W x 20.3 cm H (17" x 15" x 8")

Weatherproof Rating: Tested to IEC IP55 standard

Air temperature thermistor:

Operating Range: –20 to 45 °C
Accuracy: ± 0.5 °C over 0-70 °C

Cable length: 2 m (6.56 ft.) attached

Weight: 5.9 kg (13 lb.)

System Volume: 4076.1 cm³

Soil Area Exposed: 317.8 cm² (49.3 in.²)

Dimensions: 48.3 cm L 38.1 cm W 33.0 cm H (19" x 15" x 13")

Weatherproof Rating: Tested to IEC IP55 standard

Air temperature thermistor:

Operating Range: –20 to 45 °C
Accuracy: ± 0.5 °C over 0-70 °C

Cable length: Purchased separately

Weight: 5.9 kg (13 lb.)

Dimensions: 40.6 cm L x 57.2 cm W x 21.1 cm H (16" x 22.5" x 8.3")

Weatherproof Rating: Tested to IEC IP55 standard

Weight:

8 port version: 9.4 kg (20.7 lb)
16 port version: 11.2 kg (24.8 lb)

Operating Range:

Temperature: –20 to 45 °C
Humidity: 0 to 95% RH, non-condensing

Coverage Area:

Max. radius from LI-8150 to chambers: 15.0 m (49.2 ft.)

Max. diameter of measurement circle: 30.0 m (98.4 ft.)

Plumbing:

Flow rate to/from chambers: 2-5 lpm (user adjustable)

Flow rate between LI-8100 and LI-8150: 1.7 lpm Pump in the LI-8100 sub-samples air stream in the LI-8150.
LI-8150 Pump Type: Rotary-vane (non-pulsating flow)

Display:

Four LED Indicators: Power, Check Error Log, Manual Chamber Activation Indicator, Active Chamber Error
Five 7-segment LED Displays: Active Chamber, Active Valve, three voltage channel indicators

Power Requirements:

10.5-14.5 VDC (120 VAC and 240 VAC with optional power supply)
Power supplied through the LI-8150; LI-8150 powers the LI-8100 when connected

See table below for total system power requirements

Multiplexed System Power Requirements

LI-8100 + LI-8150 + (n) Chambers	Sampling: No Chamber Movement		Sampling: Two chambers move at one time		Warm-up: Up to four chambers move at one time
(n)	Amps @ 12.5VDC	Watts	Amps @ 12.5VDC*	Watts	Amps @ 12.5VDC*	Watts
1	1.0	12.5	3.0	37.5	3.0	37.5
2	2.0	25.0	3.8	47.5	3.8	47.5
4	2.1	26.3	3.8	47.5	4.8	60
8	2.1	26.3	3.8	47.5	4.8	60
16	2.3	28.8	3.8	47.5	4.8	60

Dimensions: 10.2 cm L x 3.8 cm W x 6.4 cm H (4" x 1.5" x 2.5")

Inputs: 3 general input channels (0-5 VDC)

Power supply (external or from LI-8150): 3 general input channels (0-5 VDC)

Constant or switched: 0-5 VDC
Unregulated: 12 VDC (12-13.5 VDC typically)
Connections: Weatherproof connectors

Power Requirements: 115-120VAC or 230-240VAC, 50/60 Hz, 230W. Input voltage range is switch-selectable and must be configured before applying power. Fuses located inside box cover.

Weatherproof Rating: Tested to IEC IP55 standard

Output Voltage: 12VDC, 4.5A

Operating Temperature Range: –20 to 50 °C (–4 to 122 °F)

Environmental Operating Conditions: Tested to IP55 fpr dust amd water omgress.

Dimensions: 18.1 cm D x 28 cm L x 10.2 cm H (7.125" x 11" x 4")

Weight: 3.1 kg (14.05 lbs.)

Soil temperature thermistor:

6 foot cable accuracy: ± 1.0 °C from –20 to 50 °C

Cable/hose extension assembly:

Length: 15 m

Connections:

Electrical cables: Turck weatherproof connectors

Air hoses: Quick-connect fittings