MB330 Explosion-proof Pressure Transmitter
Designed for high-risk environments, the MB330 is Exia II CT6 and Exd II BT4 certified, delivering high precision and strong anti-jamming performance in explosive atmospheres.
If your requirements are not fully covered by the standard MB330 configurations, DAVISOL can customize the transmitter to your exact operating conditions.
Primary Sectors
- Oil and chemical industry
- Wind power generation
- Railway transportation and shipping
- Hydraulic pressure systems in mining or hazardous zones
Industry-Proven Applications
The MB330 series provides intrinsically safe pressure measurement where explosion protection is a regulatory requirement.
Typical Scenarios
- Pressure monitoring in Zone 0, 1, or 2 hazardous areas
- Automatic checkout systems in explosive atmospheres
- Compressor and pump monitoring in chemical plants
- Severe environment operation requiring mildewproof and moistureproof design
Technical Specifications
Key performance, electrical, and environmental parameters for the MB330 Explosion-proof Pressure Transmitter
Performance Parameters
Pressure Range
0.1 to 60MPa (Customized ranges available)
Accuracy
±0.1% to ±0.5%FS (typical)
Long-term Stability
±0.2%FS/Year
Overload Range
200%FS
Response Time
—
Bursting Pressure
300%FS
Electrical Specs
Power Supply
9~36 VDC
Output Signal
(0-5)V, (1-5)V or (4-20)mAz
Wiring Configuration
2-wire (4-20mA) or 3-wire (voltage outputs)
Insulation Resistance
250 MΩ/250V or 100MΩ/250V
Environmental Ratings
Vibration Resistance
10-500Hz, 25g
Shock Resistance
50g, 11ms
Configuration & Order Guide
Use the selection table below to build the MB330 part number according to your application requirements.
Parameter
Pressure Range
Pressure Reference
Excitation (Power)
Output Signal
Pressure Connection
Accuracy Class
Specific need
Selection Code
0.1–60MPa
A, G, S
V1, V2, V3
S1, S2, S3, S4
C1, C2, C3
A1, A2, A3
I, E, K, L, Y
Options Description
Standard range 0.1–60MPa or customized ranges upon request
Absolute (A), Gauge (G), or Sealed Gauge (S)
V1: 24V, V2: 12V, V3: Others (please specify upon quote request)
S1: 4–20mA, S2: 1–5V, S3: 0–5V, S4: Others (please specify upon quote request)
C1: M20x1.5 or G1/2, C2: G1/2, C3: Others (please specify upon quote request)
A1: 0.1%FS, A2: 0.25%FS, A3: 0.5%FS
I: Intrinsically safe Exia II CT6, E: Anti-vibration, L: 2m cable, Y: Others (please specify upon quote request)
Example Model Number
Order Example: MB330-0~30MPa-G-V1-S1-C1-A1-I
In this example, the transmitter is configured as: Pressure range from 0 to 30 MPa (0~30MPa), Gauge pressure (G), 24V Excitation (V1), 4–20 mA output (S1), M20x1.5 or G1/2 connection (C1), 0.1% Accuracy Class (A1), and Intrinsically safe Exia II CT6 (E).
Premium Precision, Optimized for Your Budget.
Technical Drawing & Dimensions
Detailed technical manuals, electrical schematics, and 3D step-files are available upon request to support your integration process. Do not hesitate to contact our engineering team for the full documentation package:
engineering@davisol.ch