KH502 is an intelligent meter with high precision measuring and data acquisition compatible.The meter can accurately measure and control positive and negative displacement physicals. It has kinds of output functions, such as communication, transform and feed and other auxiliary functions. The output adopts the mostadvanced modular constructure and the function can be flexible. Alarm output function can be configured and set optionaly. Pulse input can reach to 30KHz.The meter adpots modern advanced MODBUS communication protocol,with the maximum baud rate up to 19200.
1. Main technical specification
◆ Accuracy: ±(0.2%FS+1)digit
◆ Sampling period: ≤0.5s
◆ Display range: 0-9999
◆ Power voltage: 85-240VAC
◆ Powerconsumption:<5W
◆ Thermocouple cut off or over-range: display OPEN
◆ Surface Mount Technology(SMT) Design more concise and flexible
◆ Input type: Potoelectrical encoder input
◆ Output module specification R1A: relay output (0.8Anormal open) R1B: relay output (0.8A normal close) R1C: relay output (0.8A normal open and normal close) R2A: relay output (3Anormal open) R2B: relay output (3A normal close) R2C: relay output (3A normal open and normal close) W1: contactless SCRoutput (100-240VAC/0.2A) G: Solid stated relaydriving voltage (DC12V/50mA output) K1: single-route SCR zerocrossing trigger K2: dual-route SCR zerocrossing trigger I1: optoelectronic isolated current transform output S1: optoelectronic isolatedRS485 communication interface S2: optoelectronic isolated RS232 communication interface U1/U2/U3:5V/12V/24VDC isolation feed