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Tinytag- TGP-4703 Instrumentation Data Loggers

The Tinytag TGP-4703 is a high-accuracy voltage data logger designed for instrumentation and industrial monitoring. It records low-level DC voltage signals reliably in tough environments, with optional waterproofing and flexible configuration.

  • Accurate Voltage Logging: Measures 0 to 2.5 V DC with fine 0.1 mV resolution and ±0.2% accuracy.
  • Rugged Design: Compact housing with optional IP68 waterproof protection for harsh environments.
  • Flexible & Smart: Supports custom scaling, delayed start, and two user-programmable alarms.
  • Easy to Maintain: Replaceable battery, low-battery warning, and hanging tab for simple installation.

Description

The Tinytag TGP-4703 Instrumentation Data Logger is a compact and reliable voltage data logger designed for accurate monitoring of low-level DC signals from 0 to 2.5 V. Manufactured by Gemini Data Loggers, this model delivers high measurement accuracy with a resolution of 0.1 mV, making it ideal for instrumentation, sensor monitoring, and industrial data acquisition applications. The logger is available in Plus 2 and View 2 variants, offering flexibility between a display-free or on-screen viewing option.

Built for demanding environments, the TGP-4703 features an IP68 waterproof case (with supplied input cable), user-programmable alarms, delayed start options, and an easily replaceable battery. Its compact, lightweight design with a built-in hanging tab allows easy installation, while factory-configurable custom scaling ensures precise interpretation of voltage signals for specific applications.

Features

  • Custom Scaling: Factory Configuration (optional service)
  • 0 to 2.5V DC voltage logger
  • Case waterproof to IP68 CAB-3239 input cable supplied High accuracy and reading resolution
  • 2 user-programmable alarms for low battery
  • Option for a delayed start
  • Easily replaceable battery

Specifications

Physical Specification

Property Plus 2 View 2
Operational Range* -40 to +85°C -30 to +70°C
Diameter N/A 60 mm / 2.36″
Height 80 mm / 3.15″ 85 mm / 3.35″
Width 59 mm / 2.32″ 77 mm / 3.03″
Depth 34 mm / 1.34″ 35 mm / 1.38″
Weight 110 g / 3.9 oz 85 g / 3 oz

* The Operational Range stated above indicates the physical limits to which the unit can be exposed.
** Case dimensions and weight do not include the supplied interface cable.

Note: Both data logger types include a hanging tab with a 5 mm diameter hole.

Reading Specification

Parameter Specification
Applicable Models TGP-4703, TV-4703
Reading Range 0 to 2.5 V DC
Reading Resolution 0.1 mV
Display Resolution 0.1 V (TV-4703 only)
Accuracy ±0.2% of reading ±10 mV
Input Impedance – TGP-4703 40 kΩ
Input Impedance – TV-4703 150 kΩ

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