Specifications

Service:

Air and non-combustible, compatible gases.

Wetted Materials:

Consult factory.

Accuracy:

MS-X21: 0.5 in w.c. & 0.25 in w.c.: ±1%; 0.1 in w.c.: ±2%; 100 Pa & 50 Pa: ±1%; 25 Pa: ±2%. MS-X11: 5 in w.c. & 2 in w.c.: ±1%; 1 in w.c.: ±2%; 1250 Pa & 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 maximum, operation; 10 psi, burst.

Power Requirements:

10 to 35 VDC (2-wire); 17 to 36 VDC or isolated 21.6 to 33 VAC (3-wire).

Output Signals:

4 to 20 mA (2-wire); 0 to 5 V, 0 to 10 V (3-wire).

Response Time:

Field adjustable 0.5 to 15 sec. time constant. Provides a 95% response time of 1.5 to 45 seconds.

Zero & Span Adjustments:

Digital push button. In safe zone only.

Loop Resistance:

Current output: 0 to 1250 ohm max.; Voltage output: min. load resistance 1 k ohm.

Current Consumption:

40 mA max. Display: 4 digit LCD.

Display:

4 digit LCD.

Electrical Wiring:

4 to 20 mA, 2-wire: European style terminal block for 16 to 26 AWG. 0 to 10 V, 3-wire: European style terminal block 16 to 22 AWG.

Mounting Orientation:

Diaphragm in vertical position.

Enclosure Rating:

4X IP66, IP65 with option OPV overpressure relief valve.

Housing Material:

Aluminum.

Finishing:

Texture epoxy coat RAL7038.

Pressure Connections:

1/8" NPT female brass (SS optional). In presence of acetylene it is necessary to use SS.

Electrical Connections:

Two 1/2" FNPT. Cable gland not included.

Weight:

11 lb (5 kg).

ATEX Certificate:

BVI 14ATEX0072.

Agency Approvals:

ATEX Compliant CE 1370 Ex II 2G Ex d IIC T6 Gb / II 2D Ex tb IIIC T85°C Db, -60°C=Tamb=+60°C IECEx Compliant: Ex d IIC T6 Gb / Ex tb IIIC T85°C Db