hi can anyone suggest me the best method
i am using s7-1500 series Siemens PLC. i need to take data from pressure transmitter and flowmeter which is 420 meter apart from the PLC. for 4-20mA i think it can travel without noise is 100 meter.
voltage - 24v DC
communication - 4-20mA
length - 420 meter
can anyone please suggest a best and low cost method for the above. also please mention the cable too for this.
i am using s7-1500 series Siemens PLC. i need to take data from pressure transmitter and flowmeter which is 420 meter apart from the PLC. for 4-20mA i think it can travel without noise is 100 meter.
voltage - 24v DC
communication - 4-20mA
length - 420 meter
can anyone please suggest a best and low cost method for the above. also please mention the cable too for this.