Stable Performance Pressure Differential Indicating Transmitter For Oil Water

Differential Pressure Transmitter with Indicator for Oil / Water

1. Overview

The ML3000 series miniaturization capacitive intelligent transmitter is assembled and tested strictly, including high and low temperature intelligent compensation, which makes it to be a easy-installation and easy-use instrument. Various types are available, including measurements for differential pressure, flow, absolute pressure, vacuum degree, level, and specific gravity.

2. Features

• Capacitive sensors
• Adopt high-tech machinery processing microelectronics
• The sensors outputs capacitance signal, direct interface with digital systems
• High accuracy, better than ±0.1%(Analogue signal) Linear output: ±0.075%(Digital intelligent signal)
• High turndown ratio: 10:1~100:1
• High stability & reliability
• Good unidirectional over voltage capability
• Improved self-diagnosis & remote setting communication function
• Multi-parameter and multi-methods LED display

3. Function Parameters

• Applicable Object: Liquid, gas, steam
• Measuring Range: 0~0.1KPa--0~40MPa
• Output Signal: 4-20mA
• Power Supply: 12~45VDC, 24VDC is general
• Load Characteristic: Relative with power supply. The load capability in certain power supply and voltage refers to Pic2. Load impedance RL and supply voltage VS relation: RL≤50(Vs-12)
• Indicating Meter: Multiple parameters and multiple methods LCD indicating header
• EX-proof: a. Exd Type ExdIICT6 b. Intrinsic Safety Type ExidIICT4
• Range & Zero: Outer continually adjustable
• Positive & Negative Shift: When zero passes positive and negative shift, upper limit and lower limit of measuring range cannot exceed 100% of measurement upper limit. The maximum positive shift is 500% that of minimum adjustment range; the maximum negative shift range is 600% that o minimum adjustment range.
• Temperature Range:

Working temperature range of amplifier: -29~+93℃(LT Type: -25~+70℃)

Filling silicon oil measuring element: -40~+104℃

Filling high temperature oil with flange transmitter: +15~+315℃

Common silicon oil: -40~+149℃

• Static Pressure: 4, 10, 25, 32MPa
• Humidity: Relative humidity 0~100%
• Volume Absorb Quantity: <0.16cm³
• Damping(Step Response): Continually adjustable between 0.2s to 1.67s when filling oil

4. Technical Parameters

• Accuracy: ±0.5%, ±0.075%
• Dead zone: None(≤0.1%)
• Stability: Less than the absolute value of basic error of maximum range with 6 months
• Vibration Effect: With 200Hz vibration frequency and error that of ±0.05%/g upper limit of measuring range in arbitrary axis.
• Power Supply: <0.005%/V output range
• Load Effect: No load effect under stable power supply

5. Other Parameters

• Isolation Diaphragm: 316L Stainless Steel, Hastalloy C, Monel or Tantalum
• Venting/Drain Valve: 316L Stainless Steel, Hastalloy C, Monel
• Flange & Joint: 316L Stainless Steel, Hastalloy C, Monel
• Contact Medium O-Ring: Chemigum, Fluorous Rubber
• Filliing Liquid: Silicon Oil or Inert Oil
• Bolt: 316 Stainless Steel
• Electronic Shell Material: Low Copper Aluminum Alloy
• Impulse Connection: Flange 1/4NPT, Center Distance 54mm, Joint 1/2NPT or M20*1.5 Male Thread Ball Cone Seal, Center Distance with Joint 50.8, 54, 57.2mm(NPT Spinal Canal Thread According to GB/T12716-91)
• Signal Wire Connection Hole: G1/2’’, M20*1.5
• Weight: 3.9KG(Standard)

6. Configuration

ML3000W Micro Differential Pressure Transmitter:

The max static pressure is 4MPa, the min measuring range is 0-0.125~1.5KPa.

They can shift to a negative pressure transmitter.

Medium:liquid, gas, steam.

7. Pressure Level Transmitter

Gauge Pressure Transmitter

Differential Pressure Transmitter

Capacitance Level Transmitter

Hydrostatic Level Transmitter

Submersible Level Transmitter

Melan Measurement & Control Instruments is located in Shanghai City. It is a high-tech manufacturer specialized in the design, development, manufacturing and sale of measurement and control instruments.

Our products are widely used in various fields, including electricity, chemical industry, metallurgy, brewing, oil and gas, textile, water conservancy, environmential protection, etc.

We own independent-courtyard modemized manufacturing workshops and an open office building. Melan has accumlated production and management experience in instruments from European and American and domestic famous companies.

We own first-class talent team, and all the products have reached advanced level at home and abroad. We provide our customers with complete and professional test control solutions and high-tech and high-quality products.

Melan is your reliable friend and partner. We are willing to try our best as dedication and perfection as motivation.

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