Gas Pressure Switch, DG 40VC1, 3–500 mbar, Diaphragm Type

The HONEYWELL KROMSCHRODER SW,PRESS, GAS,DG 40VC1 6WG /B is a gas pressure switch rated for use with positive pressure applications involving compatible gases including natural gas, biogas, air, and flue gases. This diaphragm-type switch uses a micro switch mechanism that does not contain silicone and may be used in applications involving boilers or other equipment within the specified operating parameters.

Key features include:

• Pressure range: Adjustable from 3 to 500 mbar (1.2 to 144"WC)
• Switching point adjustment via setting dial or factory set
• Pneumatic connections: Internal (1x or 2x Rp 1/4), External (Rp 1/8 or Rp 1/4)
• Contact options: Silver contacts (24–250V AC, 0.05–5A) and gold contacts (5–250V AC, 0.01–5A) for CE version; Gold contacts (max 30V AC, 0.05A) and silver contacts (30–240V AC, up to 5A) for UL versions
• Electrical connection through a four-pin plug and socket
• Certified by EU authorities; listed by UL; approved by FM and AGA