4 – 20 mA Input Flow Indicating Totalizer Fully configurable through front keypad Accuracy better than ± 0.25% FSD 24 V DC Transmitter Power Supply Retransmission output (Optional) 2 programmable Alarm contacts for batching PC Communication – RS232 / RS485 MODBUS RTU Protocol (Optional) Available in 6 / 8 / digits totalizer LED / LCD display Selectable Operation: Linear / Square Root Enthalpy / Mass flow versions Available in 92 X 92 or 68 X 138 mm Cutout