VEDA HCT User Manual HC series PLC circular 8-pin RS485-4 cable Registers supported by HCFA HCA2s_HCA2c_HCA2_LX1N_LX1S Registers supported by HCFA HCA4 Registers supported by HCFA HCA8s_HCA8c_HCA8 24 Device Bit Address Word Address Format Notes Output relay Y0-571 —— OOO Input relay X0-571 —— OOO Internal relay M0-7999 —— DDDD Timer contact T bit0-255 _ —— DDD Counter contact C bit0-255 _ —— DDD Stepping relay S0-9999 —— DDDD Special internal relay SM8000-9999 —— DDDD Data register —— D word0-7999 _ DDDD Special data register —— SD8000-9999 DDDD Timer current value —— T word0-255 _ DDD Counter current value —— C word0-255 _ DDD Device Bit Address Word Address Format Notes Output relay Y0-764 —— OOO Input relay X0-764 —— OOO Internal relay M0-7999 —— DDDD