COLD WATCH (PTY)LTD. SPECIALISES IN COLD CHAIN MONITORING SOLUTIONS

COLD STORAGE

The core focus is real-time cold chain monitoring. Solutions are carefully designed in collaboration with client specific requirements. These requirements comprise the monitoring of temperature, humidity measuring, open- or closed-door notification, customised warnings and alert notifications.

THE MOST COMMON AREAS

BEING MONITORED INCLUDE:

Static fridges and freezers
Commercial fridges and freezer display units
All sizes and types of refrigeration units, which include walk-in fridge and freezer, cold rooms
Refrigerated containers
Fridge-freezer-container combo
Blast freezers
Temperature-controlled transport units, which can be a van, small truck, a semi-trailer or a standard ISO container (reefers)
Vaccine “cold chain management” (transportation and storage)
Server and generator rooms
Green and hothouses
Wine cellars and tanks
Any type of temperature-sensitive application

Our Products

Module name : CW125-MBIB0: MeiG SLM320-E
CW125-MCIB0: MeiG SLM320-LA
LTE CAT1/GSM/GPRS/GNSS/BLUETOOTH® LE
GNSS : GPS, GLONASS, GALILEO, BEIDOU, QZSS
Receiver : 33 tracking channels, 99 acquisition channels
Tracking sensitivity : -165 dBM
Position Accuracy : < 2.5 m CEP
Hot start : 1 s
Warm start : < 25 s
Cold start : < 32 s
Dimensions : 65 x 57 x 21 mm (L x W x H)
Weight : 61 g
Technology : LTE Cat 1, GSM
Bluetooth Specification : 4.0 + LE
Supported peripherals : Temperature and Humidity sensor, OBDII dongle, Inateck Barcode Scanner, Universal Bluetooth® LE sensors support
Operating temperature (without battery) : -40 °C to +85 °C
Storage temperature (without battery) : -40 °C to +85 °C
Operating humidity : 5% to 95% non-condensing
Ingress Protection Rating: IP41
Battery charge temperature : 0 °C to +45 °C
Battery discharge temperature :-20 °C to +60 °C
Battery storage temperature : -20 °C to +45 °C for 1 month
Battery storage temperature : -20 °C to +35 °C for 6 months
Sensors : Accelerometer

Module name : Airoha AG3335MB
GNSS : GPS, GLONASS, GALILEO, BEIDOU, QZSS
Receiver : L1 and L5 dual-band GNSS receiver
Tracking sensitivity : -165 dBM
Position Accuracy : < 2.5 m CEP
Hot start : 1.5 s
Warm start : < 25 s
Cold start : < 32 s
Dimensions : 104,1 x 76,8 x 31,5 mm (L x W x H)
Weight : 197 g
Operating temperature (without battery): -40 °C to +85 °C
Storage temperature (without battery) : -40 °C to +85 °C
Operating humidity : 5% to 95% non-condensing
Storage temperature (with battery) : -20 °C to +45 °C
Ingress Protection Rating : IP41
Battery storage temperature : -20 °C to +45°C
Sensors : Accelerometer
Scenarios : Green/Eco Driving, Over Speeding detection, Jamming detection, Excessive Idling detection, Towing detection, Crash detection, Immobilizer, iButton Read Notification, Auto
Geofencing, Manual Geofencing, Trip detection, Odometer, Fuel counter, GNSS Unplug Detection, DDD download and Tacho online data, Offline tracking
Sleep modes : GPS Sleep, Online Deep Sleep, Deep Sleep
Configuration and firmware update : FOTA Web, FOTA, Teltonika Configurator

Module Name: FMC150-QJIB0: Quectel EG915U-EU with Teltonika TM2500
Module Name: FMC150-QKIB0: Quectel EG915U-LA with Teltonika TM2500
Technology: LTE Cat 1/GSM/GPRS/GNSS/BLUETOOTH® LE
GPRS: GPS, GLONASS, GALILEO, BEIDOU, SBAS, QZSS, DGPS, AGPS
Receiver: 33 tracking channels, 99 acquisition channels
Tracking sensitivity: -165 dBM
Technology:
LTE Cat 1, GSM
Input voltage range: 10 – 30 V DC with overvoltage protection
Internal Back-up battery: 170 mAh Li-Ion battery, 3.7 V (0.63 Wh)
Bluetooth Technology Specification: 4.0 + LE
Supported peripherals: Temperature and Humidity sensor, Headset, OBDII dongle, Inateck Barcode Scanner, Universal Bluetooth LE sensors support
Dimensions: 65 x 56,6 x 20,6 mm (L x W x H)
Weight:
55 g
Operating temperature (without battery): -40 °C to +85 °C
Storage temperature (without battery): -40 °C to +85 °C
Operating humidity: 5% to 95% non-condensing
Battery charge temperature: 0 °C to +45 °C
Battery storage temperature:
-20 °C to +45 °C for 1 month, -20 °C to +35 °C for 6 months
Sensors: Accelerometer
Sleep modes: GPS Sleep, Online Deep Sleep, Deep Sleep, Ultra Deep Sleep
Ignition detection: Digital Input 1, Accelerometer, External Power Voltage, Engine RPM

Accelerometer
Multiple Scenarios
- Green Driving
- Over Speeding detection
- GNSS Fuel Counter
- DOUT Control Via Call
- Excessive Idling detection
- Immobilizer
- iButton Read Notification
- Unplug detection
- Towing detection
- Crash detection
- Auto Geofence
- Manual Geofence
- Trip
- Jamming
Sleep modes
Time Synchronization
Fuel Monitoring

Dimensions 65 x 56,6 x 20,6 mm (L x W x H)
Weight 61 g
Input voltage range – 10-30 V DC with overvoltage protection
Internal Back-up battery -170 mAh Li-Ion battery, 3.7 V (0.63 Wh)
Internal fuse 3A, 125V
ILTE(CaT1) / 3G(UMTS/HSPA) / 2G(GSM/GPRS) / GNSS / BLUETOOTH® LE
GPS, GLONASS, GALILEO, BEIDOU, QZSS, AGPS
Tracking sensitivity: -165 dBM
Position Accuracy: < 2.5 m CEP
Velocity Accuracy: < 0.1 m/s (within +/- 15% error)
Temperature and Humidity sensor
OBDII dongle
Inateck Barcode Scanner
Universal Bluetooth® LE sensors support
Operating temperature (without battery) -20 °C to +85 °C
Storage temperature (without battery) -20 °C to +85 °C
Operating temperature (with battery) -20 °C to +40 °C
Storage temperature (with battery) -20 °C to +45 °C
Operating humidity 5% to 95% non-condensing
Ingress Protection Rating IP41
Battery charge temperature 0 °C to +45 °C
Battery discharge temperature -20 °C to +60 °C

Unique ID
Temperature
Humidity
Movement
Magnet detection (door sensor)
ST Microelectronics BlueNRG-2
Microcontroller
Operational temperature -20 °C / +60 °C (-4 °F / +140 °F)
Humidity (non-condensing) from 0% to 100%
Bluetooth 4.2 compliant
Bluetooth 5.2 certified
Bluetooth Operating Frequency 2.402 – 2.480 GHz
Antenna gain 1.2dBi
Up to 8 dBm transmission power level
Type Lithium / Manganese Dioxide
Capacity 600 mAh
2 – 5 years of battery life (Work rate depending)

Beacon ID
LED
Temperature and storing temperature data
Humidity
Accelerometer
Magnet detection (door sensor)
Hybernate
Dimensions 56.6mm x 38mm x 13mm (L x W x H)
Weight 18 g
Protection IP67
Mounting: holes to screw/leash/strip, tape
Customisation: Custom logo on request
Humidity (non condesing) From 0% to 100%
Operational Temperature -20degC / +60degC (-4degF / +140degF)
ST Microelectronics BlueNRG-2

Accurate real-time
<15 hrs Battery power back-up
Processor: 32-bit running Cold Watch proprietary software
Memory: Expandable microSD Card
Multi-drop RS485 communications
USB Port for configuration and testing
Two independent proprietary serial temperature sensor strings
2 analogue inputs 0 to 30V DC
2 outputs (open-collector 0.5A)
GPS receiver: -167 dBm sensitivity with concurrent reception of up to 3 GNSS (GPS, Galileo, GLONASS, BeiDou)
GSM modem: Global region GSM/GPRS with dual-SIM support
Dimensions: 66 x 100 x 28 mm (w x h x d) excluding connectors / antennas
GSM/GPS (mobile and static)
AC and 12V battery powered
SIM Card – all national GSM networks
Roaming SIM to obtain best GSM signal possible
Temperature measurements in Celsius, Fahrenheit and Kelvin
>30 Second data interval reporting
SANAS calibration certification available
Weight: 107g

1-Wire temperature sensors is a great addition for your fleet management trackers in the following use cases
Thermostatic controls – maintain temperature near a desired set point
Thermally sensitive system – receive alerts when temperature enters or leaves pre-defined value
Consumer products – be assured that the goods which you are delivering will maintain high quality

CO2 sensor, is a device used in the HVAC system to monitor the indoor co2 concentration which can influence people comfort and health
Protecting Level: IP6X
Serve Life: Over 5 years
Measure Accuracy: (40PPM±3%FS)
Measure Density: 0-2000~5000~10000PPM