Seeed Studio SenseCAP S2100 LoRaWAN Data Logger DTU RS485 Analog GPIO
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Seeed Studio SenseCAP S2100 LoRaWAN Data Logger DTU RS485 Analog GPIO
A battery-powered Seeed Studio SenseCAP S2100 wireless data logger/ DTU supports RS485/Analog/GPIO sensors, equipped with built-in Bluetooth and APP service for OTA configuration and remote device management, fully compatible with LoRaWAN® networks.
Feature
- Strong Compatibility with different Sensors: The SenseCAP S2100 supports all MODBUS-RTU RS485/Analog (4~20mA/0~10V) / GPIO (level/pulse) sensors, ensuring wide sensor integration for Seeed Studio IoT solutions.
- Compatible with Worldwide LoRaWAN® Networks: Fully compatible with LoRaWAN® V1.0.3 protocol and can work with any LoRaWAN® gateway (supporting the universal frequency plan from 863MHz ~928MHz).
- Long Range & Replaceable Battery Powered: With LoRaWAN® wireless transmission, the SenseCAP S2100 supports a 19Ah built-in battery and external 12V DC supply, delivering ultra-wide transmission range of 2km in urban scenes and 10km in line-of-sight scenes.
- Designed to Use in Harsh Environments: Operating temperature -40℃ ~ 85℃ and IP66 rated enclosure, the Seeed Studio SenseCAP S2100 is suitable for outdoor use, high UV exposure, heavy rain, dusty conditions, etc.
- Remote Configuration and Management: Seeed Studio provides SenseCAP Mate APP and SenseCAP Portal, allowing users to remotely manage data and configure devices with ease.
High-performance Guarantee

We are well aware that the sensors may work under harsh outdoor conditions. To ensure that the performance and durability of the SenseCAP S2100 sensors are consistent with their specifications throughout the complete lifecycle, Seeed Studio SenseCAP devices went through 6 reliability tests before releasing and met the requirements to perform perfectly in extreme conditions.
- High-Low Temperature Test - determine performance under adverse temperature conditions.
- Conformance Test - whether the collected values of multiple S2100 devices are consistent.
- Waterproof Test - IP66 waterproofing ensures durability in outdoor LoRaWAN® deployments.
- Freezing Test - guarantees SenseCAP S2100 performance in extreme cold.
- Long-Range Communication Test - verifies whether the device loses packets under long-distance LoRaWAN® transmission.
- R&D and Production Test - to test the pass rate of multiple Seeed Studio SenseCAP devices under factory conditions.
Specification
|
Interface |
|
|
Current Input |
4 to 20 mA (2 channel) |
|
Voltage Input |
0 to 10V (2 channel) |
|
RS485 |
RS485 Modbus-RTU Protocol |
|
General Parameters |
|
|
Product Model |
SenseCAP S2100 |
|
Microcontroller |
Wio-E5 |
|
Support Protocol |
LoRaWAN v1.0.3 Class A |
|
Built-in Bluetooth |
App Tool to change parameters and set data conversion algorithm |
|
Long-Range Channel Plan |
IN865/EU868/US915/AU915/ AS923* |
|
Max Transmitted Power |
19dBm |
|
Sensitivity |
-136dBm@SF12 BW=125KHz |
|
Communication Distance |
2 to 10km (depending on and environment) |
|
IP Rating |
IP66 |
|
Operating Temperature |
-40 to +85 °C |
|
Operating Humidity |
0 to 100 %RH (non-condensing) |
|
Device Weight |
280g |
|
Certification |
CE / FCC / RoHS |
|
Battery (Contained in equipment) |
|
|
Battery Life |
|
|
Battery Capacity |
19Ah (non-rechargeable) |
|
Battery Type |
Standard D-size SOCl2 Battery |
* Every single Seeed Studio SenseCAP S2100 device can support 7 frequency plans, making it highly versatile for LoRaWAN® deployments.
** This wireless LoRaWAN® SenseCAP S2100 sensor supports up to 10 years of battery life, but the actual battery life varies from data upload interval, data payload, and distance between gateways.
*** We have updated the SenseCAP S2100 battery life table, which should provide you with a better estimate of the actual battery life of your Seeed Studio SenseCAP S2100 LoRaWAN® device. We recommend that you refer to the updated table when making any judgment or decision related to the battery life of your device.
LoRaWAN® Frequency
Note: No Frequency limitation. The SenseCAP S2100 sensor can be switched to other LoRaWAN® frequency plans at any time.
S2100 Devices are manufactured by Seeed Studio to support the universal LoRaWAN® frequency plan from 863MHz ~928MHz in one SKU. That is to say, every single SenseCAP S2100 device can support the frequency plans below:
|
Frequency Plan |
Common Name |
Sub-band |
|
EU863-870 |
EU868 |
___ |
|
US902-928 |
US915 |
Sub-band from 1 to 8 |
|
AU915-928 |
AU915 |
Sub-band from 1 to 8 |
|
AS923 |
AS923 |
AS923_1, AS923_2, AS923_3, AS923_4 |
|
IN865-867 |
IN865 |
___ |
|
KR920-923 |
KR920 |
___ |
|
RU864-867 |
RU864 |
___ |
The frequency plan setting is none by default and the Seeed Studio SenseCAP S2100 LoRaWAN® device will not transmit RF signal until it has been set by App via Bluetooth at the first power-up. And it can be changed to other LoRaWAN® frequency plans at any time.
Power Source Option for SenseCAP S2100
Option 1: The SenseCAP S2100 LoRaWAN® data logger/DTU can work in Periodic mode. Powered by a built-in 19Ah Standard D-size Li-SOCl2 battery which is easy to buy online, it can be installed and deployed in an outdoor environment without additional power.
Option 2: The Seeed Studio SenseCAP S2100 LoRaWAN® data logger/DTU can work in Constant Power mode with an external 12V DC power supply. We provide a matching Junction Box Kit so that the S2100 can be quickly assembled.
Note: If you want to use S2100 SenseCAP LoRaWAN® with Weather Sensors, please note the Junction Box Kit is necessary.

Support Industrial Sensors of Different Interfaces
SenseCAP S2100 LoRaWAN® Data Logger/DTU is a single-channel collector, and only supports one of the following protocols at one time:
- RS485: Support standard RS485 Modbus-RTU protocol
- Analog: 2 x 0~10V or 2 x 4~20mA.
- GPIO: 1 x GPIO, collect level or pulse signal
RS485 |
SenseCAP ORCH S4-A1B |
|
RS485 pH Sensor |
|
|
PAR Sensor - RS485 |
|
|
EC & TDS Sensor |
|
|
Leaf Temperature and Humidity Sensor |
|
|
Light Intensity Sensor |
|
|
RS485 Temperature and Humidity Sensor |
|
|
S500 5-in-1 Compact Weather Sensor S700 7-in-1 Compact Weather Sensor S900 9-in-1 Compact Weather Sensor S1000 10-in-1 Compact Weather Sensor with CO2 Measurement |
|
Analog |
Water Leak Detector |
|
Liquid Level Sensor |
|
GPIO |
Water Leak Detector |
|
Rain Gauge RG-15 |
Hardware Overview of Seeed Studio SenseCAP S2100
SenseCAP S2100 LoRaWAN® Data Logger/DTU can connect to MODBUS-RTU RS485/Analog/GPIO sensors and transmit data from sensors to the LoRaWAN® network. Benefits from LoRa and IP66 design, this Seeed Studio SenseCAP S2100 features stability and reliability and can cover a long transmission range while keeping ultra-low power consumption, ideal for outdoor use. It is specifically optimized for OTA with built-in Bluetooth, which enables quick setup and update. It can be battery-powered or connected to a 12V external power supply. When the 12V power supply is connected, the replaceable built-in battery is set to be used as the backup power supply. What's more, with the help of S2110 converter, S2100 LoRaWAN® Data Logger is able to connect to Grove Sensor, it is an ideal solution for developing, fast prototyping, and small deployment for DIY Industrial level LoRaWAN® Sensors.
S2100 LoRaWAN® Data Logger/DTU supports MODBUS-RTU RS485/Analog/GPIO input and transmits the data from sensors to the LoRaWAN® network.

The Seeed Studio SenseCAP S2100 LoRaWAN® device can cover a transmission range of 2km in urban scenes and 10km in line-of-sight scenes while keeping lower power consumption during the transmission process. Together with a replaceable battery that supports up to 10 years of usage and an industrial IP66 enclosure, the S2100 is designed for durability. It supports -40 ~ 85℃ operating temperature and can be deployed in harsh environments, making it a reliable LoRaWAN® SenseCAP solution for industrial IoT.

Application of Seeed Studio SenseCAP S2100 LoRaWAN®
Precision Agriculture, Industrial Manufacturing, Smart Building

SenseCAP S2100 is compatible with LoRaWAN® V1.0.3 protocol and can work with Gateway - LoRaWAN Device - SenseCAP.

LoRaWAN® gateways provide LoRaWAN® network coverage which is required when using such sensors. S2100 can be connected to different LoRaWAN® gateways while what Seeed Studio SenseCAP provides offers you a seamless user experience.
Helium Network: S2100 LoRaWAN® sensors work in areas covered by Helium Network (Check on Helium Explorer). You can check the SenseCAP M1 LoRaWAN Indoor Gateway - US915 - Seeed Studio and SenseCAP M2 Light Hotspot and Software License - Seeed Studio.
LoRaWAN® Network: Sensors work in LoRaWAN® networks, like The Things Network, Loriot, Chirpstack, etc. You can check the SenseCAP Gateway - LoRaWAN EU915 - Seeed Studio and the SenseCAP-Multi-Platform-LoRaWAN-Indoor-Gateway-SX1302-US915-p-5472 - Seeed Studio.
We highly recommend that you use our SenseCAP M2 Multi-Platform LoRaWAN® Gateway, which is a standard LoRaWAN® gateway that supports connection to different network servers. With its affordable price of $99, its cost-effectiveness becomes a standout advantage, especially when building your private LoRaWAN® network.

Seeed Studio provides the SenseCAP Portal platform and SenseCAP Mate APP to help users better manage and check data remotely
- SenseCAP Portal, for Device, Data, and Access Key Management - Seeed Studio IIoT Solutions is a web service to enable users to manage SenseCAP devices and view data through the web. Bind and manage all devices in one account
- Includes Dashboard, Device Management, Data Management, and Access Key Management
- Provides MQTT and HTTP API to users for further development
- SenseCAP APP in iOS and Android Versions - Seeed Studio IIoT Solutions is a powerful APP for data visualization and remote device management. Save time - provides a scan-and-play experience to enable users to complete the whole configuration in 4 steps
- Works for people with less or no technical background to get started with sensor data easily
- Acquire and view data on clean user interfaces
- Set time intervals: improve the battery efficiency
- Set threshold values: focus on the data you need to take action for - coming soon
- Send alarms if data is out of the safe range - coming soon

Apart from working with existing sensor nodes, the SenseCAP S2100 LoRaWAN® data-logger can also be connected with SenseCAP S2110 Grove Converter to achieve a plug-and-play outdoor LoRaWAN® sensor deployment experience with various selections of Grove Sensors. It is an ideal solution for developing, fast prototyping, and small deployment for DIY Industrial level LoRaWAN® Sensors. Moreover, you can use your existing Seeed Grove Sensors to build your outdoor LoRaWAN® sensors without coding. You should try out this kit.

Documents
Certification
| HSCODE | 9031809090 |
| USHSCODE | 8517180050 |
| UPC | |
| EUHSCODE | 8517180000 |
| COO | CHINA |
Part List
|
Sensor Node |
1 |
|
Bracket |
2 |
|
Quick Start Guide |
1 |
|
KA4*20mm Self-drilling Screw |
4 |
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|---|---|---|---|
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