These modules provide automatic start-stop control from a remote contact and subject to the build variant, also manual override and other features. A wide range of engine monitoring and protection circuits are provided for diesel, petrol and gas powered systems. All variants can sense engine speed from the main alternator frequency and are adjustable for 50/60Hz operation. Magnetic Pick-up, Charge Alternator or tachometer sensing is also available but must be specified with order. The RSM72 incorporates well proven technology to provide maximum flexibility for both standard as well as customised builds. User adjustment is provided via accessible switches and potentiometers. This compact design includes an easy-fit locking sleeve together with two-piece connectors. Standard mode control varients include … RSM72A rotary knob : Off Auto Manual RSM72B rotary knob : Off Lamp Test – Auto Manual RSM72C rotary knob : Off Lamp Test – Auto Manual RSM72D rotary knob : Off Lamp Test – Auto Test Off-Load RSM72F(external mode control if required) RSM72G rotary knob : Off – Auto – Man Test RSM72K key-switch : Auto Off Manual Designed and manufactured in England by Capricorn Controls with customer-specific builds available to order.