CE Marked 4~20mADC Tank Anti-corrosive Piezoresistive Differential Pressure Transmitter MDM490
Features
·Full stainless steel construction, compact size, easy installation;
·Laser welding, full-sealed construction; protection IP65;
·Using piezoresistive differential pressure sensor, 316L isolated diaphragm;
·Temperature compensation and aging, stable performance;
·Zero and span adjustable outside;
·Ex-proof version MDM490 conforms to GB3836.4 standard; ex-proof certificate is approved;
·Ship-use product conforms to CCS Rules of Classification of Sea-going Steel Ships(2006); ship-use certificate is approved;
·CE and ROHS certificates
Electric Characteristic
Power supply: 2-wire 15~28VDC 3-wire 15~28VDC
Output signal: 2-wire 4~20mADC 3-wire 0/1~5VDC,0~10/20mADC
Electric connection: plug connection or Φ7.2mm 7-pin cable
Response time(10%~90%): ≤1ms
Insulation resistor: 100MΩ,50VDC
Construction Material
Housing: stainless steel 1Cr18Ni9Ti
Diaphragm: stainless steel 316L
O-ring: Viton
Filled liquid: silicon oil
Pressure port: G1/4 female
Environment Condition
Shock effect: ≤1% at 3gRMS, 30~2000Hz
Impact: ≤1% at 100g, 10ms
Media: liquid or gas which is compatible with construction material
Outline Dimension
Specifications:
| Range code |
0A |
02 |
03 |
07 |
08 |
09 |
10 |
12 |
13 |
| Unit |
kPa |
MPa |
| Measure range |
0~35 |
0~70 |
0~100 |
0~200 |
0~350 |
0~700 |
0~1 |
0~2 |
0~3.5 |
| +orvepressure |
70 |
150 |
200 |
400 |
700 |
1400 |
2.0 |
4.0 |
7.0 |
| -overpressure |
35 |
70 |
100 |
200 |
350 |
700 |
1.0 |
1.0 |
1.0 |
| Max.static pressure |
≤20MPa |
| |
Min. |
Typ. |
Max. |
Unit |
| Accuracy |
0~100kPa |
|
0.25 |
0.5 |
%FS |
| 200~3500kPa |
|
0.25 |
0.5 |
| Zero Thermal error |
0~100kPa |
|
0.75 |
1.25 |
±%FS, @25ºC |
| 200~3500kPa |
|
0.5 |
0.75 |
| FS Thermal error |
0~100kPa |
|
0.75 |
1.25 |
| 200~3500kPa |
|
0.5 |
0.75 |
| Stability |
≤200kPa |
0.5 |
%FS/year |
| ≤3500kPa |
0.2 |
| Static pressure effect |
0.05 |
±%FS, each 100kPa |
| Compensation temp. |
0~50 |
ºC
|
| Operation temp. |
-10~80 |
| Storage temp. |
-40~120 |
Electric performance:
1. Power supply: 2-wire 15~28VDC 3-wire 15~28VDC
2. Output signal: 2-wire 4~20m ADC 3-wire 0/1~5VDC 0·10.20m ADC
3. Pressure connection: G1/4 female thread
4. Electric connection: plug, 7.2mm cable
5. Respond time (10%~90%): ≤1ms
6. Insulation resistor: 100MΩ,50VDC
Order Guide:
| MDM490 |
Piezoresistive Differential Pressure Transmitter |
| |
|
Code |
Pressure range: kPa or MPa |
X[0~X]
kPa or MPa |
Code |
Pressure range
kPa |
overpressurekPa |
Code |
Pressure
Range MPa |
Overpressure MPa |
| + |
- |
+ |
- |
| 0A |
0~35 |
70 |
35 |
09 |
0~0.7 |
1.4 |
0.7 |
| 02 |
0~70 |
150 |
70 |
10 |
0~1.0 |
2.0 |
1.0 |
| 03 |
0~100 |
200 |
100 |
12 |
0~2.0 |
4.0 |
1.0 |
07
|
0~200 |
400 |
200 |
13 |
0~3.5 |
7.0 |
1.0 |
| 08 |
0~350 |
700 |
350 |
|
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|
| |
|
|
Code |
Output signal |
| E |
4~20mADC |
| F |
1~5VDC |
| J |
0~5VDC |
| Q |
0~10mADC |
| U |
0~20mADC |
| V |
0~10VDC |
| |
|
|
|
Code |
Construction material |
| |
Diaphragm |
Pressure port |
Housing |
| |
22 |
SS 316L |
SS |
SS |
| |
24 |
SS 316L |
SS 316L |
SS 316L |
| |
|
|
Code |
Others |
| |
C4 |
G1/4 female |
| |
B1 |
Plug connection |
| |
B2 |
Cable connection Default length: 1.5m |
| |
M3 |
31/2LCD digital indicator(only 4~20mADC) |
| |
M4 |
31/2LED digital indicator (only 4~20mADC) |
| |
i |
Intrinsic safe version ExiaIICT6(>35kPa) /ExiaIIBT6Ga(<=35kPa) |
| |
T |
Ship-use |
| |
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| MDM490 [0~100]kPa E 22 C4B2 the whole spec |
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Certificates We Have
Company Overview
Products Family
Applications:
FAQ:
1. Q: Are you a manufacturer or trading company?
A: We are a professional manufacturer since 1971 on Pressure/ Level/ Temperature/ Flow transmitters with 4~20mA, Hart, Rs485 & Modbus protocols, pressure sensors with SDI, I2C, 4~20mA, 0.5~4.5V and etc, and wireless IOT measurement transmitters. We provide high-quality products with high competitive factory prices.
2. Q: What's your quality control system?
A: As an ISO9001:2008 certificated manufacturer, we have a strict quality control system, and each product is done with fatigue testing, calibration, temperature compensation before shipment. High quality is guaranteed.
3. Q: Is there MOQ with your product?
A: We have no MOQ limits, 1pc for testing is acceptable.
4. Q: Do you provide customized products?
A: Yes, we can print your logo on our products; OEM, ODM & customization are welcomed.
5. Q: What is the warranty of your products? And after-sales service?
A: Our warranty time is 12 months after shipment, and our after-sales will respond with your questions in 24hrs, remote instruction by PC network is always available.
6. Q: What is the lead time of your product?
A: We are a factory, our lead time is always within 10~15 working days for products without customization, but lead-time will vary based on different products. You can check detailed lead-time with our sales.
7. Q: What international certificates do you have for your products?
A: We have CE, RoHS, UL, ATEX as well as ship-use DNV, etc.
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