Radix supplies x96, a pid controller with accurate auto tune and pid algorithms. It has a universal input with transmitter supply, four relay outputs, and one isolated analog [current/voltage] output for control or retransmission. It has ars485 serial port with modbus rtu protocol. It has a large number of user programmable parameters, including input type, input range, unit, direct/reverse outputs, digital filter, display bias, six alarm types, two control types, manual pid constants, etc. It can be tuned from a cold start, or at set point. It has a smooth auto/manual transfer. The plastic panel mount enclosure is 96 x 96 x 100 mm. The plug-in construction allows instantaneous field replacement, without affecting the terminal wiring. X96 has an 85 265v ac smps, and also available with 2030v dc power supply. Other available versions: 72 x 72, 48 x 96, 96 x 48, 48 x 48 mm, pipe and wall mounting flameproof and weatherproof enclosures.