Product Model
lfr-n1/4-d-o-midi-t18-ex4

Selling Points
- 1The LFR-N1/4-D-O-MIDI-T18-EX4 filter regulator ensures high air quality with a filtration grade of 40 µm, making it suitable for various industrial applications.
- 2This product features a robust design with a manually rotating condensate drain and an integrated metal bowl guard, enhancing its durability and performance.
- 3The filter regulator operates within a wide pressure range of 0.5 bar to 12 bar and supports operating pressures up to 2 MPa, accommodating diverse operational needs.
- 4The LFR-N1/4-D-O-MIDI-T18-EX4 is designed for use in hazardous environments, meeting ATEX category gas II 2G and dust II 2D standards for explosion protection.
- 5With a standard nominal flow rate of 2000 l/min and CE marking for compliance with EU explosion protection directives, this filter regulator ensures reliable performance and safety in industrial settings.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Size | Midi | Series | D |
Actuator lock | Rotary knob with detent | Mounting position | Vertical +/- 5° |
Grade of filtration | 40μm | Condensate drain | Manually rotating |
Structural design | Filter regulator without pressure gauge | Max. condensate volume | 42ml |
Bowl guard | Integrated as metal bowl guard | Symbol | 00991586 |
Pressure gauge | G1/4 prepared | Operating pressure | 1bar 20bar |
Pressure regulation range | 0.5bar 12bar | Max. pressure hysteresis | 2.9psi |
Standard nominal flow rate | 2000l/min | CE marking (see declaration of conformity) | as per EU explosion protection directive (ATEX) |
UKCA marking (see declaration of conformity) | acc. to UK EX instructions | Explosion protection certification outside the EU | EPL Db (GB) EPL Gb (GB) |
Explosion prevention and protection | Zone 1 (ATEX) Zone 1 (UKEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 21 (UKEX) Zone 22 (ATEX) | ATEX category gas | II 2G |
ATEX category for dust | II 2D | Type of ignition protection for gas | Ex h IIC T6 Gb X |
Type of (ignition) protection for dust | Ex h IIIC T85°C Db X | Explosive ambient temperature | -20°C <= Ta <= +80°C |
Operating medium | Compressed air as per ISO 8573-1:2010 [-:9:-] Inert gas | Information on operating and pilot media | Operation with oil lubrication possible (required for further use) |
Corrosion resistance class (CRC) | 3 - High corrosion stress | LABS (PWIS) conformity | VDMA24364 zone III |
Storage temperature | -20°C 80°C | Air quality class at the output | Compressed air as per ISO 8573-1:2010 [7:8:4] Inert gas |
Temperature of medium | -20°C 80°C | Ambient temperature | -20°C 80°C |
Product weight | 1400g | Type of mounting | Optionally: Line installation With accessories |
Pneumatic connection 1 | 1/4 NPT | Pneumatic connection 2 | 1/4 NPT |
Note on materials | RoHS-compliant | Housing material | Die-cast zinc |
Material of bowl | Wrought aluminum alloy | Manufacturer ID | 4772773 |
Specifications may be subject to change without notice