Precision Data Loggers Built for Every Environment

From solar weather monitoring stations to agrivoltaic fields and remote meteorological sites — the Ace family delivers Class A precision, rugged IP65 durability, and real-time cloud analytics across three purpose-built models: Xtreme, DLG80, and DLG88L.

View Products Request a quote

Choose your data logger

Ace Series · Data Loggers

Choose your data loggerXtremeDLG80DLG88L

Flagship · XTM XG920 / XG930

Xtreme Smart Data Logger

Class A · IEC 61724-1:2021 · IEC 61400-12-1:2022

Advanced intelligent data logger with 24-bit ADC, 1,000 simultaneous parameters, and multi-network connectivity. Built for solar weather monitoring stations and wind metmast applications where bankable data is non-negotiable.

24-bitADC · >20 ENOB
1,000Parameters · Simultaneous
8+8GBStorage · Exp. to 32GB SD
±0.01%Accuracy · at 30°C

Analog Input	8 SE / 4 Diff (XG920) · 16 SE / 8 Diff (XG930)
ADC Resolution	24-bit (>20 ENOB)
Input Range	0–5V, 0–1V, 0–100mV, 0–20mA, PT100, PT1000
Accuracy	±0.01% FS at 30°C · ±0.03% FS over temp range
Sampling Rate	1 Hz — IEC 61724-1:2021 Class A
Digital I/O	4 DI · 2 DO · Max 1 kHz
Serial Interfaces	RS232 ×2 · RS485 ×2 · SDI-12
Connectivity	Ethernet · Wi-Fi · Bluetooth · 4G LTE
Protocols	Modbus RTU/TCP · BNEP, SFTP, FTP, HTTP, HTTPS
Time Sync	GPS · Cellular · NTP · Manual
Memory	8 GB internal + 8 GB SD (up to 32 GB)
Power	9–28V DC · <10W · Reverse voltage protection 30V
Operating Temp	-40°C to +70°C
Enclosure	IP65 · PC UV Protected
Dimensions	231 × 125 × 90 mm · <1 kg
Compliance	IEC 61724-1:2021 · IEC 61400-12-1:2022 · EN61326-1:2013
Product Code	24008 (XG920) · 24009 (XG930)

Applications

Solar WMS
Wind Metmast
Environment Monitoring
Energy Management

View product

Solar · ARN-DLG80

Ace DLG80

C&I Solar · Agrivoltaic · IEC 61724-1:2021 Class A

High-performance multichannel data logger and IoT gateway for C&I solar and agrivoltaic monitoring. Dual RS485 Modbus RTU enables simultaneous Master/Slave operation with LTE cloud transmission.

24-bitADC · High Precision
8 ChInputs · 8SE / 4Diff
8 GBStorage · 5+ Years
±0.1%Accuracy · Full Scale

Analog Channels	8 single-ended / 4 differential
ADC	24-bit
Resolution	0.001
Accuracy	±0.1% of FS
Channel Types	mV (0–500mV) · V (0–1V) · 4–20mA · PT100 · PT1000
Communication	Dual RS485 Modbus RTU (Master + Slave, Isolated)
Baud Rate	9600 to 115200 · 8N1
Serial	RS232 for device config and data verification
Other Ports	Davis & Whirlybird ANM, ATRH, Rain, SRAD
Time Sync	GPS
Memory	8 GB micro-SD (5+ years data storage)
Data Logging	1 minute minimum interval
Data Retrieval	USB pen-drive access on-site
Power	9–28V DC · Reverse and over-voltage protection
Enclosure	IP65 · PC/ABS UV-resistant
Compliance	IEC 61724-1:2021 Class A · CE (EN 61326-1:2021)
Product Code	23009

Applications

C&I Solar Plants
Agrivoltaic Monitoring
Solar Weather Station
Remote Sensing
Industrial Automation

View product

Agri/Met · ACE-DLG88L

Ace DLG88L

Agricultural · Meteorological · 4G LTE · Battery Powered

Rugged outdoor data logger crafted for agricultural and meteorological applications with an onboard LCD display, solar-chargeable Li-ion battery, and 4G LTE connectivity for weeks of untethered field operation.

12-bitADC · Sigma-Delta
176Parameters · Simultaneous
5200mAhBattery · Li-ion
AES-128Security · Encrypted

Sensor Inputs	Davis Anemometer · ATRH · Rain Bucket · Solar Radiation · Leaf Wetness · Soil Moisture · Soil Temp (PT100)
On-board Sensor	Barometric Pressure (optional)
ADC	12-bit Sigma-Delta · up to 10 Hz sampling
Accuracy	±0.1% of FS
Display	Graphic LCD 128×64 · 3-button keypad
Connectivity	4G LTE
Interfaces	RS485 Modbus RTU · SDI-12
Data Security	AES 128-bit
Time Sync	Server (on network connect) · RTC with backup battery (10 ppm/°C)
Memory	8 GB Micro SD (expandable to 32 GB)
Data Rate	1 min (min.) to 24 hrs (max.) — user selectable
Power	9–28V DC · 3.7V Li-ion 5200mAh (20W solar panel chargeable)
Operating Temp	-20°C to +70°C · Storage: -40°C to +80°C
Enclosure	IP65 · ABS UV Protected
Dimensions	125 × 170 × 66.5 mm · <700 g
Product Code	23005 / 23006 / 23007 / 23008

Applications

Agricultural Weather Station
Meteorological Monitoring
Soil & Crop Monitoring
Remote Field Sensing

View product

Engineered for Precision

Six core capabilities shared across the Ace data logger family.

24-Bit ADC Precision
Industry-leading >20 ENOB conversion ensures high-integrity datasets across all sensing inputs — critical for bankable performance reporting.
Multi-Network Connectivity
Ethernet, Wi-Fi, 4G LTE, and Modbus RTU/TCP for seamless simultaneous delivery to cloud platforms and local SCADA systems.
IP65 Rugged Enclosure
UV-protected weatherproof housings engineered for long-term deployment across harsh outdoor environments and extreme temperatures.
GPS Time Synchronization
Precise timestamps via built-in GPS, NTP, and RTC guarantee aligned logging intervals essential for cross-site performance analytics.
Aeron Live3 Cloud Platform
Real-time PR & CUF analytics, 5+ years of historical data, and custom dashboards on the Aeron Live3 cloud platform.
Class A Compliance
IEC 61724-1:2021 and IEC 61400-12-1:2022 compliant — delivering bankable data for yield optimisation and investor reporting.

See how Xtreme leads the field

Xtreme Smart Data Logger against Ace DLG80 and Ace DLG88L — every spec, side by side.

Core Performance
	Ace DLG80C&I Solar & Agrivoltaic	Xtreme SDLIndustrial IoT Logger	Ace DLG88LAgri & Met Logger
Show only the differences
ADC ResolutionXtreme achieves >20 Effective Number of Bits	24-bit	24-bit (>20 ENOB) (stronger)	12-bit Sigma-Delta
ADC Accuracy	±0.1% FS	±0.01% FS at 30 °C ±0.03% FS (full range) (stronger)	±0.1% FS
Simultaneous Parameters	—	1,000 (stronger)	176
Min. Logging Interval	1 minute	1 second (stronger)	1 minute
Inputs & Interfaces
Analog Channels	8 SE / 4 Differential	XG920: 8 SE / 4 Diff XG930: 16 SE / 8 Diff (stronger)	Davis & Aeron sensor suite
Signal Input Types	0–500 mV · 0–1 V 4–20 mA · PT100 · PT1000	0–100 mV · 0–5 V 0–20 mA · PT100 · PT1000	Aeron / Davis compatible
Digital I/O	—	4 DI · 2 DO · 1 kHz (stronger)	—
Serial Interfaces	2× RS485 Modbus RTU (Master + Slave) · RS232	2× RS232 · 3× RS485 SDI-12	RS485 Modbus RTU SDI-12
Modbus Role	Master & Slave	2 Master & 1 Slave (stronger)	—
Connectivity
Wireless Network	4G LTE	4G LTE · Wi-Fi Bluetooth (stronger)	4G LTE
Wired Network	—	Ethernet (stronger)	—
Protocols	Modbus RTU LTE cloud	Modbus RTU/TCP IEC 60870-5-101/104 SFTP · HTTP/HTTPS (stronger)	Modbus RTU LTE cloud
Cloud AnalyticsDLG80: real-time PR & CUF for solar plants	Aeron Live3 (PR & CUF analytics) (stronger)	Aeron Live3	Aeron Cloud
Storage & Time
Primary Storage	8 GB micro-SD	8 GB internal + 8 GB SD (exp. 32 GB) (stronger)	8 GB micro-SD (up to 32 GB)
Data Capacity	5+ years	5+ years	5+ years
Data Retrieval	USB pen drive	USB · Web (local & remote) (stronger)	USB to laptop
Time Synchronisation	GPS	GPS · NTP · Cellular · Manual (stronger)	Network server (sync on connect)
Power & Physical
Power SupplyDLG88L: solar-ready with onboard battery backup	9–28 V DC	9–28 V DC (<10 W)	9–28 V DC + Li-ion 5200 mAh + 20 W solar (stronger)
IP Rating	IP65	IP65	IP65
Operating Temperature	—	−40 °C to +70 °C (stronger)	−20 °C to +70 °C
Housing	PC/ABS UV-resistant	PC UV-protected	ABS UV-protected
Dimensions (mm)	170 × 125 × 67.5	231 × 125 × 90	125 × 170 × 66.5
On-board Display	—	—	LCD 128×64 3-button keypad (stronger)
Standards & Application
IEC StandardXtreme also covers wind resource assessment	IEC 61724-1:2021 Class A	IEC 61724-1:2021 + IEC 61400-12-1:2022 (stronger)	—
CE Compliance	EN 61326-1:2021	EN 61326-1:2013	—
Primary Application	C&I Solar Plants Agrivoltaic monitoring	Solar · Wind · Environment Industrial IIoT	Agriculture Meteorology
Product Code(s)	23009	24008 / 24009	23005 – 23008

Built to Work Together

The Altair ATRH sensor, Rigel 2 module sensor, and Xtreme data logger form one bankable monitoring chain — from field to cloud.

Altair ATRH
- Class A IEC 61724-1:2021 compliant Temperature & Humidity sensor
- Rugged Design
- IP65 protection class
- Industry standard RS485 Modbus communication
Xtreme™
- Class A IEC 61724-1:2021 compliant Data logger
- Proven Reliability & Bankable Data
- Smart Connectivity
- Secured Remote Access enabled
Rigel 2
- Class A IEC 61724-1:2021 compliant Module Temperature sensor
- Designed for Bifacial Modules
- Fastest response time
- Industry standard communication protocols

SensorAltair / Rigel
LoggerXtreme XG
FirmwareDaLI
CloudLive3

Applications Across Industries

From solar weather stations to industrial IoT — purpose-built for every deployment.

C&I & Utility-Scale
Solar Weather Stations
Real-time irradiance, temperature, wind, and module data for bankable PR analytics and IEC 61724-1:2021 Class A reporting.
Xtreme · DLG80
Dual Land Use
Agrivoltaic Monitoring
Monitor agricultural microclimate alongside solar performance — soil moisture, leaf wetness, rain, and irradiance from one device.
DLG80 · DLG88L
Wind Resource Assessment
Wind Metmast
High-speed acquisition for wind speed, turbulence, and atmospheric parameters compliant with IEC 61400-12-1:2022.
Xtreme XG930
Precision Agriculture
Agricultural Weather
Davis and Aeron sensor integration for crop management, irrigation scheduling, and disease risk modelling across the field.
DLG88L
Remote Sensing
Environmental Monitoring
Soil health and meteorological logging for research, regulatory compliance, and long-term environmental studies.
Xtreme · DLG88L
Industrial IoT
Energy & Process Monitoring
Modbus RTU integration with inverters, energy meters, and SCADA for real-time plant performance tracking and fault diagnostics.
Xtreme · DLG80