The VAM and FVAM vacuum gauges comply with DIN EN 837-1, suitable for both front panel and in-line installation, with a display range down to -1 bar or -30 inHg. These gauges offer versions based on EN 837-1 and can optionally include a red-green range for easier reading. Pneumatic connections are achievable via R or G threads, providing mounting versatility. With single or dual scale options, available indication units include bar, inHg, and psi, meeting various vacuum monitoring needs in pneumatic systems.