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MSR145 Miniaturised Universal Dataloggers

The Solution for Efficient Measurement Data Logging

MSR145 Miniaturised Universal Datalogger

If you are looking for cost-effectiveness and reliability don't overlook the best selling measurement unit of all, the MSR145. This thumb sized datalogger records over 2,000,000 measurement parameters and is capable of simultaneously measuring and recording the four primary physical variables temperature, humidity, pressure and 3-axis acceleration/ attitude.

Small device - big performance

The MSR145 is available with two or four optional analogue inputs that can be used for instance, to connect external sensors (conductivity, speed). This considerably expands your MSR datalogger's scope of application allowing you to use the unit cost-effectively for additional measurement tasks. Also included with this option are an alarm output and an input for starting and stopping data recording.

MSR145S with external sensors
 

MSR145

Standard

MSR145WS

Waterproof Standard

MSR145W

Waterproof

Size: 20 x 15 x 52 mm 20 x 15 x 61 mm 18 x 14 x 62 mm
Weight: Approx. 16g Approx. 23g Approx. 18g
Sheath material: PC, not encapsulated PC, encapsulated Silicon, encapsulated
Standards: Protection Classification
IP 60
Protection Classification
IP 67
Protection Classification
IP 67
Medium: Air Air, water Air, various liquids

Technical Specifications for All MSR145 Models

Measured parameters: Temperature
● Relative humidity with integrated temperature
● Pressure (e.g. altimeter, water level, barometer)
● 3-axis acceleration (e.. determining position)
● 2 or 4 analogue inputs
Working range:  
Temperature: -10°C to +58°C
-50°C to +125°C (with optional external sensor)
Humidity: 0-100% relative humidity (-20°C to +65°C)
Pressure: 0-2,500 mbar absolute
0-14,000 mbar absolute
Acceleration: ±10G / ±2G selectable
Accuracy:  
Temperature: ±0.1°C (+5°C to +45°C)
±0.2°C (-10°C to +58°C)
Humidity: ±2% rel. humidity (10-85% rel. humidity, 0°C to +40°C)
±4% rel. humidity (85-95% rel. humidity, 0°C to +40°C)
Pressure: ±2.5 mbar (750-1100 mbar absolute)
Acceleration: ±0.15G (25°C)
Storage Rate:  
Temperature and Humidity: 1/s to 12/h
Pressure: 10/s to 12/h
Acceleration Analogue: 50/s to 12/h
Memory Capacity: Over 2,000,000 measurement parameters
Key: Set bookmark or start and stop recording
LED:  
Blue: Record indicator
Red: Alarm indicator
Yelow: Battery charge indicator
Power Supply: Rechargeable lithium polymer battery 170 mAh. The battery is charged via the USB connection. One battery charge is sufficient for operation of the unit for several months (measurement rate 1.minute)
Interface: USB
Operating Conditions:
Temperature: -20°C to +65°C
Pressure: 500 mbar to 2,500 mbar absolute
Optimum Storage Conditions:
Temperature: -+5°C to +45°C (ideal storage conditions for the battery)
Humidity: 10-95% relative humidity, non-condensing
Standards: The MR145 complies with EU Directive RoHS / WEEE