Is the STOP button with lock VRM-065 R compatible with VME valves and does it require the VME1-000 Adapter for installation?

Yes. The STOP button with lock VRM-065 R is designed for VME valves and requires the VME1-000 Adapter for installation. The product description explicitly states that the VME1-000 Adapter is required, so you will need that adapter to mount or integrate the STOP button with lock VRM-065 R onto VME valve hardware.

Can the STOP button with lock VRM-065 R be installed on a VME valve without the VME1-000 Adapter?

No - the STOP button with lock VRM-065 R cannot be installed on a VME valve without the VME1-000 Adapter. The product description explicitly states: "VME1-000 Adapter required for installation," so the adapter is necessary to mount and secure the STOP button with lock VRM-065 R to the VME valve.

Does the STOP button with lock VRM-065 R (red) require the VME1-000 Adapter for proper mounting on VME valves?

Yes. The STOP button with lock VRM-065 R requires the VME1-000 Adapter for proper mounting on VME valves. The product description explicitly states: "VME1-000 Adapter required for installation," meaning the adapter is necessary to fit and secure the STOP button with lock VRM-065 R onto VME valve assemblies.