Benchtop/Handheld
Networked
USB
Height Adjustable Leg/Column
Lifting Column Accessories
Synchronized Control Box
Touch Control Panel
A hydraulic comparator is a precision calibration instrument used to generate and control high pressure for testing and calibrating pressure measuring devices such as gauges, transmitters, and sensors. It operates using hydraulic fluid to produce stable and accurate pressure, making it ideal for high-pressure calibration applications.
Widely used in laboratories, industrial facilities, and calibration centers, hydraulic comparators ensure reliable comparison between a reference standard and the device under test. They are essential for maintaining accuracy, compliance, and quality in pressure measurement systems.
With robust construction, fine pressure control, and high stability, hydraulic comparators provide dependable performance for demanding calibration tasks.
HS705 / HS705A Hydraulic Pressure Comparator Pump (Up to 700 Bar Calibration System)
Key Features
- High pressure generation up to 600 bar (HS705) / 700 bar (HS705A)
- Compact and portable design for field and lab use
- Fast pressure build-up for efficient calibration
- Precision fine adjustment valve for accurate control
- Durable stainless steel and aluminum construction
- Leak-proof sealing with Buna-N O-rings
- Quick connection ports (M20×1.5) for easy setup
Technical Specifications
- Model: HS705 / HS705A
- Pressure Range: 0–600 bar (HS705), 0–700 bar (HS705A)
- Working Medium:
- HS705: Transformer oil
- HS705A: Distilled / purified water
- Minimum Adjustment: 1 mbar
- Pressure Connection: M20×1.5 Female
- Dimensions: 210 × 210 × 140 mm
- Weight: 2.6 kg
- Material: Stainless steel & anti-rust aluminum
Applications
- Calibration of pressure gauges and transmitters
- Testing of pressure switches and instruments
- Used in oil & gas, power plants, chemical industries, metallurgy
- Suitable for laboratory and on-site calibration tasks
Key Functional Components
- Hand Pump: Generates initial pressure efficiently
- Lead Screw Pump: Enables rapid pressure increase/decrease
- Fine Adjustment Valve: Precise pressure tuning
- Pressure Ports: Dual ports for reference and test gauges
- Relief Valve: Safe pressure release
- Oil & Water Cup: Supports different working media
- Air Vent Nut: Prevents air lock during operation
Package Includes
- 1 × HS705 / HS705A Hydraulic Comparator
- 10 × O-Rings
- Test Report
- User Manual
- Aurilave
Why Choose HS705 Series?
The HS705 series stands out as a high-pressure, reliable, and portable calibration solution. With its fast pressure generation and precision control, it is an ideal choice for professionals requiring accurate hydraulic pressure calibration up to 700 bar.
HS706 Ultra High Pressure Hydraulic Comparator Pump (Up to 2500 Bar Calibration System)
Key Features
- Ultra-high pressure generation up to 1600 / 2500 bar
- Compact and portable design for field and lab calibration
- High safety factor for secure operation
- Precision fine adjustment for accurate pressure control
- Transparent oil cup for easy monitoring and maintenance
- Leak-proof design with excellent sealing performance
- Durable stainless steel and aluminum body
Technical Specifications
- Pressure Range: 0–1600 bar / 0–2500 bar
- Minimum Adjustable Pressure: 10 mbar
- Working Medium: Transformer Oil (25#)
- Material: Stainless steel & anti-rust aluminum
- Design: Portable hydraulic comparator system
Applications
- Calibration of high-pressure gauges
- Testing of pressure transmitters and sensors
- Industrial use in oil & gas, power plants, heavy industries
- Suitable for laboratory and on-site calibration
Key Functional Components
- Hand Pump: Generates initial pressure quickly
- Lead Screw Pump: Enables fine and rapid pressure adjustment
- Fine Adjustment Valve: Ensures precise calibration control
- Pressure Ports: Dual ports for testing and reference gauges
- Relief Valve: Safe pressure release mechanism
- Transparent Oil Cup: Easy monitoring of working medium
Package Includes
- 1 × HS706 Hydraulic Comparator
- O-Rings Set
- Test Report
- User Manual
Why Choose HS706 Comparator?
The HS706 is engineered for extreme pressure calibration requirements, offering accuracy, durability, and safety. Its ultra-high pressure capability makes it the perfect solution for professionals handling critical calibration tasks in high-pressure systems.
