5
2. SPECIFICATIONS
2.1 Technical Specifications
LED Indicators
Power: blinks to indicate power to the unit
Cell: indicates state of connection to
cellular network
Status: indicates boot-up status
Power Input
12 to 24 Volts DC
Reverse polarity protection
Current Consumption:
Charging: Up to 1A
Battery
12 V Li-Ion 10 Ahr Rechargeable
TX Output Power
24.3 dBm (270 mWatts)
Sensor inputs
3 Analog Channels – single ended
Sensor power: 24V switched
Voltage range & resolution:
Analog to digital (0 to 2.5 VDC)
21-bit resolution
Logging: 1 seconds to 12 hours
2 Pulse Channels
Continuity or TTL (
Transistor Transistor Logic
)
0 V to 2.2 -5.0 V
Maximum sample rate: 10 pulses per
second per channel
Logging: 1 second to 12 hours
SDI-12 Channel
10 SDI-12 sensors (
up to 9 parameters per sensor
)
SDI-12 sensor power: 12V Switched or
Continuous
Logging: 10 seconds to 12 hours (
sensor
dependent
)
Reporting interval
2 minutes to 12 hours (
sensor dependent
)
Ports
SD Flash Card (FAT 32):
•
Data backup
•
HTTP destination setup
•
APN setup if using GSM network
•
Cell connection diagnosis
•
Firmware upgradable
12 pin M-12 connector: sensor interface
4 pin M-12 connector: power input
Physical
34 ounces (960 g)
Dimensions (H x L x W)
2.22 x 6.73 x 4.76 inches (5.64 x 17.1 x 12.1 cm)
Molded plastic housing
Environmental
95% non-condensing
Operating Temperature: -30 C to +60 C
Charging Temperature: 0 C to 50 C
Lightning protection: Gas Discharge Tube on
each sensor port input
Cellular Module Certifications
GSM
CDMA
FCC
RI7HE910
RI7DE910-DUAL
CE Mark
CE 1909
n/a
Frequency
in MHz
850, 900, 1800,
1900
800/1900
