Series AT-MS ATEX/IECEx Approved Magnesense® Differential Pressure Transmitter

Series MS in Flame-Proof ATEX/IECEx Enclosure

This series is no longer available, please see Series MS for non-ATEX/IECEx approved.

Please see Series AT-MSX for ATEX/IECEx approved.



California Residents:  Click Here for Proposition 65 WARNING.

Product Applications

  • Monitor pressures in ducts, rooms, or total building pressures
  • Filter monitoring
  • Local indication of clean room pressures with process signal sent to control room
  • Hazardous area pressure measurement and transmitter

Specifications

Service:
Air and non-combustible, compatible gases.
Wetted Materials:
Consult factory.
Accuracy:
MS-X21: 0.5 in w.c. and 0.25 in w.c.: ±1%; 0.1 in w.c.: ±2%; 100 Pa and 50 Pa: ±1%; 25 Pa: ±2%. MS-X11: 5 in w.c. and 2 in w.c.: ±1%; 1 in w.c.: ±2%; 1250 Pa and 500 Pa: ±1%; 250 Pa: ±2% (@ standard conditions).
Stability:
±1% FS/year.
Temperature Limits:
0 to 150°F (-18 to 66°C) (Note: Product temperature limits differ from case).
Pressure Limits:
1 psi max., operation; See pressure limit chart on catalog page for burst.
Power Requirements:
10-35 VDC (2-wire); 17-36 VDC or isolated 21.6-33 VAC (3-wire).
Output Signals:
4-20 mA (2-wire); 0-5 V, 0-10 V (3-wire).
Response Time:
300 ms.
Zero and Span Adjustments:
Digital push-button. In safe zone only.
Loop Resistance:
Current output: 0 to 1250 Ω max.; Voltage output: min. load resistance 1 kΩ.
Current Consumption:
40 mA max.
Display:
4 digit LCD.
Electrical Wiring:
4-20 mA, 2-wire: European style terminal block for 16 to 26 AWG. 0-10 V, 3-wire: European style terminal block 16 to 22 AWG.
Mounting Orientation:
Diaphragm in vertical position.
Enclosure Rating:
IP66.
Housing Material:
Aluminum.
Finishing:
Texture epoxy coat RAL7038.
Process Connections:
1/8" NPT female brass (SS optional).
Electrical Connections:
Two 1/2" NPT female. Cable gland not included.
Weight:
11 lb (5 kg).
ATEX Certificate:
INERIS 21ATEX0033X.
IECEx Certificate:
IECEx INE 21.0064X.
Compliance:
ATEX: CE 0080 EX II 2G Ex db IIC T5, T6 Gb -60°C ≤Ta ≤+50°C (T6) -60°C ≤Ta ≤+60°C (T5) II 2D Ex tb IIIC T75 °C Db;
IECEx: Ex db IIC T5, T6 Gb -60°C ≤Ta ≤+50°C (T6) -60°C ≤Ta ≤+60°C (T5) Ex tb IIIC T75°C Db.

Features

  • All the capabilities and value of the MS2 in an ATEX/IECEx approved enclosure
  • Long service life and minimized downtime due to durable, rugged housing and high-quality components
  • High impact strength and high temperature rated for applications where hazardous environments exist
  • Increased response time at low pressures with LD port configuration

Model Chart

     AT-MS MAGNESENSE PRESSURE TRANSMITTER
    
     AT-101NA-MS-XX-X-XXXX   MS MAGNESENSE PR XMTR W/ ATEX ENCLOSURE
    
          1ST SYMBOL (1ST X) OUTPUT
             0    BIDIRECTIONAL UNIT 4 TO 20MA
             1    POSITIVE ONLY UNIT 4 TO 20MA
             2    BIDIRECTIONAL UNIT 0 TO 10V
             3    POSITIVE ONLY UNIT 0 TO 10V
             6    BIDIRECTIONAL UNIT 0 TO 5V
             7    POSITIVE ONLY UNIT 0 TO 5V
             8    BIDIRECTIONAL UNIT 0 TO 5V OUTPUT AND 0-12VDC INPUT
             9    POSITIVE ONLY UNIT 0 TO 5V OUTPUT AND 0-12VDC INPUT
            
          2ND SYMBOL (2ND X) PRESSURE RANGE
             1    HIGH RANGE 1, 2, 5 INWC AND 250, 500, 1250 PA
             2    LOW RANGE 0.1, 0.25, 0.5 INWC AND 25, 50, 100 PA
             3    PIEZO 10 INWC AND 2 KPA
             4    PIEZO 15 INWC AND 3 KPA
             5    PIEZO 25 INWC AND 5 KPA
            
          3RD SYMBOL (3RD X) DISPLAY
             LCD  WITH LCD
 
          4TH SYMBOL (4TH X) COVER
             B    BLIND
             W    GLASS WINDOW

          5TH SYMBOL (5TH X) PRESSURE PORT/VALVE MATERIAL
             1    BRASS
             2    STAINLESS STEEL
 
          6TH SYMBOL (6TH X) PRESSURE PORT/VENTING VALVE
             VS0  STD PRESSURE PORT/NO VALVE
             VL0  LD PRESSURE PORT/NO VALVE
            
          7TH SYMBOL (7TH X) CABLE ENTRY
             12   1/2” NPT ANSI/ASME B1.20.1

Approvals

Drawings

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