ULTRA-LOW TEMPERATURE LOGGER (105C)
Designed to accurately monitor the temperature of mission critical refrigeration units, ensuring that the contents remain at the critical temperature required for your application. The ISL105C is battery powered, wireless and simple to install at any location. The ISL105C is available either as an Invisible Systems LoRa or a LoRaWAN compliant device, for connection to Invisible Systems’ own gateways or LoRaWAN networks.
-
Temperature: -200 to +300°C, accuracy: ±0.5°C (maximum)
-
Temperature Edge Intelligence (thresholds – warning, alarm)
-
Measurement period: 10 seconds to 60 minutes (configurable by user)
-
Ability to incorporate up to 2 temperature probes
-
Battery ensures up to 10 years of maintenance-free operation
-
Add Real-Time Online and an Invisible Systems Gateway to build a real-time monitoring system

KEY FEATURES
.png?width=60&height=60&name=battery%20(1).png)
LONG BATTERY LIFE
Our sensors have been designed to have a battery life of up to 10 years, so you don't have to worry about changing them frequently.
.png?width=60&height=60&name=bell%20(1).png)
PROACTIVE ALARM SYSTEM
Pro-active alerts ensure that your team can prevent any critical level breaches.

PROVEN PARTNER
By ensuring that your medical fridges are always at the correct temperature, you improve the potency and reliability of medications and vaccines.
.png?width=60&height=60&name=website%20(1).png)
PERSONALISED DASHBOARDS
Our online monitoring software, Realtime Online is set-up to meet the specific needs of your organisation.
.png?width=60&height=60&name=two-settings-cogwheels%20(3).png)
SIMPLE SET-UP
Our sensors are easy to set up and do not require integration with your existing IT infrastructure.

LOWER COSTS
Choosing wireless sensors and a cloud platform enables you to reduce your installation and maintenance costs.
ADDITIONAL INFORMATION
CONFIGURABLE THRESHOLDS
Configurable high/low thresholds allow different transmit intervals when thresholds are crossed providing advanced edge intelligence to the network, and enable alarms to be generated by Realtime-Online™.REAL-TIME MONITORING
LORA
The 105Q transmitter connects to the cloud via Invisible Systems cellular LoRa™ gateways, providing low power, reliable communication and long battery life. Invisible Systems can provide their in-house built Realtime-Online™ cloud portal to make this an ideal low-cost end-to-end solution.
LORAWAN
The ISL105Q is a LoRaWAN certified device and Invisible Systems are members of the LoRa alliance. It offers both ABP and OTAA activation options and is designed to work with all LoRaWAN gateways and network servers.
TECHNICAL DATA
COMMS |
Frequency/Band (LoRa): EU 868Mhz Other regions available on request Frequency/Band (LoRaWAN): EU863-870 Other regions available on request Expected range (line of sight): Up to 10km Power: LoRaWAN 25mW (14 dBm) LoRa: 100mW (20 dBm) |
APPROVALS |
Approvals: CE, FCC, IC, Other regions available on request FCC ID: Contains module VPYCMABZ ICID: Contains module 722C-CMABZ |
ENVIRONMENTAL |
Dimensions (mm): 144x65x40 Enclosure colour: Black Enclosure plastic type: ABS Operating Temp Range: -20°C to +60°C Operating Humidity Range: 30% RH to 90% RH Battery: 1 x C-cell (8500 mAh) Batteries type: Lithium Thionyl Chloride (Non rechargeable) Expected battery life, 6 hour Tx interval: Up to 10 years Operating lifetime: Up to 10 years Power type: Battery 3.6VDC |
SENSOR FEATURES |
Measurement interval range: 10 secs - 60 mins Tx interval range (multiple of measure intervals): 1 min - 6 hours |
TEMPERATURE |
Measurement Range: -200°C to +300°C Accuracy:±0.5°C Resolution/Step-size: 0.01°C Sensor characteristics: RTD Calibration: Optional |
TEMPERATURE INPUTS |
Temperature probes: 2 Probes, 3 or 4-wire PT100 or PT1000, (Default 4-wire PT100) Cable: PTFE by default |
STATUS INPUTS |
Digital status inputs: 2 Pulse measurement frequency: 2Hz Cable: 1m 4-core PVC (standard), Door switch (optional) |