Sutron Satlink 3 - Technical Specifications

Sutron Corporation Satlink Operations & Maintenance Manual, Rev 8.04.2 11/3/2016 pg. 172
20. Appendix A – Specifications
Specifications at 25⁰C and 12V input unless otherwise noted
ELECTRICAL
Input Voltage
9-20 VDC
10 -16 V for SDI-12 sensor support
Reverse power protected
CURRENT CONSUMPTION @ 12V
Standby (all sensors
unpowered)
1.1mA @12V typical
Measuring
6 to 15mA
Transmissions
1.25W, 300 Baud
2.5W, 300 Baud
5W, 300 Baud
7W, 300 Baud
10W, 300 Baud
Wakeup: 50mA for 107 seconds (GPS sync, frequency discipline …)
Warmup: 320mA for 16 seconds
Transmitting: 1.5A for 2 to 60 seconds based on number of values to
transmit
1.8A for 2 to 60 seconds …
2.6A for 2 to 60 seconds …
2.9A for 2 to 60 seconds …
3.5A for 2 to 60 seconds …
Wi-Fi on
11mA
MECHANICAL
Dimensions
SL3-1: 6.06”x9.24”x2.0” (not including connectors)
SL3-SDI-1: 6.40”x3.82” (not including connectors)
Power Connection
2 position pluggable terminal strip (12-18 AWG)
SDI-12 Port
2x3 position pluggable terminal strips (16-24 AWG)
Sensor Connections
10x 2, 3, or 4 position pluggable terminal strips (16-24 AWG)
DB9-F
RS232 DCE
USB (SL3-SDI-1)
Micro-B receptacle
USB OTG (SL3-1)
Micro-AB receptacle
USB Host (SL3-1)
Type A receptacle
2 Status LED
Indicates status
Earth GND
0.2” screw terminal (SL3-1 only)
ENVIRONMENTAL
Temperature
-40°C to +70°C
Humidity
0-95% Non-condensing
KEY FEATURES
Clock
Internal real-time clock w/battery backup.