The Bullet is a loop- or line-powered (7- to 32-V) wireless HART adapter that enables new and existing wired 4-20 mA and HART field devices to communicate wirelessly. It attaches to any field device and can be supplied with either regular or solar loop power. Built to withstand harsh environmental conditions in process plants, the adapter is available in an explosion-proof/Zone 0 housing. It is durable and suitable for use from -40 to 85 °C. It supports as many as eight field devices in HART multidrop mode and features StepVolt technology.