Specifications6 Digit, 0. 56" High Red LED DisplayProgrammable Scaling for Count and RateBi-directional Counting, Up/down ControlQuadrature Sensing (up to 4 Times Resolution)Built-in Batch Counting CapabilityProgrammable User InputDual 5 Amp Form C RelayUniversally PoweredNEMA 4X/IP65 Sealed Front BezelUL ListedAccessoriesENC5A000ENC5A Steel NEMA 4/IP65 Enclosure for PAXENC5B000ENC5B NEMA 4X/IP65 Plastic Enclosure for 1 PAX meterENC5C000ENC5C NEMA 4X/IP65 Plastic Enclosure for 2 PAX metersTCM10000TCM1 Triac Converter Module, 115 VACVCM10000VCM1 Voltage Converter Module, 450 V AC/DCVCM20000VCM2 Voltage Converter Module, 50270 V AC/DCBMK40000BMK4 Base Mount Kit for Apollo, Gemini, PAX, TCU, PCU, TSC, PSC and PXUBMK90000BMK9 DIN Rail PAX Base Mount KitPMK4B000PMK4B Apollo, IM, PAX, TCU, PCU, TSC, PSC and PXU Mounting PanelPMK50000PMK5 Panel Mount Adapter Kit (1/4 DIN to 1/8 DIN)PMK80000PMK8 Panel Mount Adapter Kit (Gemini to PAX)SNUB0000SNUB RC Snubber Inductive Load Supressor