The Landtek DP29-40 Dew Point Meter is a precision instrument designed for highly accurate dew point measurement based on chilled mirror technology. It is engineered for reliable, stable operation in industrial and laboratory environments where humidity and dew point control are critical.

With no need for frequent recalibration, the DP29-40 provides dependable performance in applications such as electronic component testing, furnace atmosphere control, and fuel cell systems.

This model is available with nationwide delivery in Pakistan including Karachi, Lahore, Islamabad, Sialkot, and other cities.

Key Features

• Based on the chilled mirror measurement principle

• No frequent recalibration needed

• Stable system with built-in sample gas flow monitoring

• High accuracy: ±0.2°C

• High repeatability: ±0.1°C

• RS-232 or USB data output for PC connection

• Optional output: 4–20 mA or ±10 mV/°C

• Semiconductor refrigeration system

• Wide pressure and flow rate compatibility

• Low power consumption

Applications & Models

Technical Specifications

• Measurement Range:
  - Under 0ºC: -40ºC (DP29-40) / -60ºC (DP29-60/SF6)
  - Under 10ºC: -40ºC / -60ºC
  - Under 20ºC: -35ºC / -55ºC
  - Under 35ºC: -30ºC / -45ºC

• Accuracy: ±0.2°C

• Repeatability: ±0.1°C

• Resolution: 0.1°C

• Output: USB (Default), ±10mV/°C or 4-20mA (Optional)

• Flow Rate: 15–60 L/h (Recommended: 30–40 L/h)

• Inlet Pressure: 10 mbar to 10 bar (1 kPa to 1 MPa)

• Response Time: 2°C/sec max

• Power Supply: 220V AC ±10%, 50/60 Hz

• Power Consumption: Approx. 160W

• Operating Temperature: 0 to 50°C

• Humidity: <90%, non-condensing

• Dimensions: 342 × 140 × 326 mm

• Weight: Approx. 7.22 kg

Standard Accessories

• Main Unit

• Inlet Tube (FEP, 3 meters) with connector

• Instruction Manual

• Packaging Box

Optional Accessories:

• RS-232C Data Cable with Software

• External Pump

Why Buy from Landtek Instruments Pakistan

• Official distributor of Landtek instruments

• Updated 2025 pricing with fast shipping

• Delivery across Pakistan including Karachi, Lahore, Islamabad, Sialkot

• 100% genuine product with technical support

• Trusted by professionals in laboratory, industrial, and QA environments.