Melan Measurement & Control Instruments (Shanghai) Co.,Ltd.
MELAN MEASUREMENT & CONTROL INSTRUMENTS (SHANGHAI) CO., LTD.
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Intelligent Capacitance Level Transmitter with 0 to 7.0 MPa Measuring Range
1. Overview
This new type intelligent transmitter is designed to meet customers’ requirements for transmitter of easy installation,high stability and high accuracy based on capacitive sensors.
This transmitter has all characteristics of common ones. Meanwhile, its installation method is the same as the diffusion silicon transmitter, showing superb performance in pressure and liquid level environments with narrow space that need high accuracy and stability, and in pressure compensation that utilizes follow quality to finish trade settlement.
2. Configuration
| Type | Specification Code | Illustration | |||
| ML3¨¨¨C | --------------------------------- | New Type Liquid Level, Pressure Transmitter | |||
| Accuracy | 3-------------------------------- | ±0.5% | |||
| 0-------------------------------- | ±0.075% | ||||
| Output | 5-------------------------------- | 4-20mA, HART | |||
| Sensor | 1-------------------------------- | Capacitive Sensor | |||
| C-------------------------------- | |||||
| Measuring Range | 3-------------------------------- | 0-1.3~7.5KPa(0-127~762mmH2O) | |||
| 4-------------------------------- | 0-6.2~37.4KPa(0-635~3810mmH2O) | ||||
| 5-------------------------------- | 0-31.1~186.8KPa(0-3175~19050mmH2O) | ||||
| 6-------------------------------- | 0-117~690KPa(0-1.2~7Kgf/cm2) | ||||
| 7-------------------------------- | 0-0.345~2.068MPa(0-3.5~21Kgf/cm2) | ||||
| 8-------------------------------- | 0-1.170~6.890MPa(0-12~70Kgf/cm3) | ||||
| Part Material to Connect Medium | Process Connection | Vent/Drain Valve | Isolation Diaphragm | Filling Liquid | |
| 2-------------------------------- | 316 Stainless Steel | 316 Stainless Steel | 316 Stainless Steel | Silicone Oil | |
| 3-------------------------------- | Hastalloy C | ||||
| 4-------------------------------- | Monel | ||||
| 5-------------------------------- | Tantalum | ||||
| 3-------------------------------- | Hastalloy C | Hastalloy C | Hastalloy C | ||
| 5-------------------------------- | Tantalum | ||||
| 4-------------------------------- | Monel | Monel | Monel | ||
| Display Header | D-------------------------------- | Multiple Parameters and Methods Digital LED Display Header | |||
| N-------------------------------- | No Display Header | ||||
| Pipe Connection | 4-------------------------------- | 1/2 NPT Female Thread | |||
| 7-------------------------------- | 1/2 NPT Male Thread | ||||
| 8-------------------------------- | G1/2 Male Thread | ||||
| 9-------------------------------- | M20*1.5 Male Thread | ||||
| Electrical Interface | 5-------------------------------- | M20*1.5 Waterproof Concentrator | |||
| Additional Type | -NF1---------------------------- | Ex-proof Security Certification: Exd II CT6 | |||
| -NS1---------------------------- | Intrinsic Safety Certification: Exi II CT4 | ||||
| -Q------------------------------- | Other conventions are available | ||||
| Remarks: | |||||
| e.g.:ML3051C-42D95-NF1 | |||||
| *: Standard | |||||
3. Dimension
4. Electrical Connection