If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. HIMA F3417 4x Relay Amplifier Module (Planar F System) Product Introduction The HIMA F 3417 4x Relay Amplifier Module is a multi-channel signal amplification interface used in HIMA Planar F safety systems. In industrial safety architectures, controllers often produce low-level electrical signal *Your Name: *Your Email: *Your Name: *Vdcode: Submit