FY - LK803 series heat integrating instrument based on advanced CPU as the core, based on intelligence, digital and network design thought, with large scale integrated circuit, signal intelligent recuperation, and delicate type structure design technology of new intelligent instrument. Ultra-thin design, low power consumption, high precision, strong commonality, stable operation, high performance-to-price ratio; Can realize signal acquisition, display, records, compensation, integrating, alarm, communication etc function; Using RS - 485 communication interface, support standard MODBUS - RTU agreement, can be convenient to realize the remote monitoring.
FY - LK803 series heat integrating instrument applies to the metallurgical, chemical, building materials, paper making, food, pharmaceutical, power and water treatment, etc various energy thermal measurement. Through the FY - LK803 heat integrating instrument network, convenient to realize energy management remote monitoring system.

Technical parameters
Input: flow, supply and return water temperature signal free input, measurement range and display resolution free Settings
Output: 1 road 4 ~ 20 ma current transmitting output
Algorithm: a variety of flow model, suitable for orifice, vortex street, electromagnetic, V cone, etc various flowmeter
Heat cold quantity set freely;
Lower limit agreed flow, lower limit charge flow; The biggest consumption flow, super use rate; Daytime start/end time, Day/night charge coefficient setting function;
Specific enthalpy automatic function;
Record: historical data record capacity 4 m, the longest can amount to 2 years or above
Cumulative: accurate heat/cold quantity accumulation, provide the year, month, day cumulative statement;
Display: 192 x 64 yellow bottom monochrome display, than the same type recorder increased by 50%
Distribution: provide 24 VDC / 70 ma distribution output for external use transmitter
Communication: RS485 serial communication interface, MODBUS_RTU communication protocol
Basic error: plus or minus 0.2% F.S. (0 ~ 55 ℃, 10 ~ 90% RH)
Record interval: 0 ~ 240 seconds
Power-off protection: nonvolatile memory, data permanent preservation, no lose when power supply drop