Analog 4 20ma Loop Diagram. 48 ch analog input 0 20ma 10v 10v isolated 14 bit 2085 of4 4 ch analog output 0 20ma 10v 10v isolated 12 bit 2085 irt4 4 ch rtd and tc isolated 05 c 2085 ecr end cap terminator catalog number accessories 2080 ps120 240vac external 120240v ac power supply micro850 24 pt 48 pt base unit. Because when transistor is off analog pin is left floating as no current is drawn from the battery.
Interface sensor interface max31855. The downside is you drain battery a little bit more when checking battery but nothing to worry since it drain only 42v. Wiring diagram hobo ux120 006m u12 h08 voltage logic switch.
4 20ma current loop isolator.
A 4 20ma current loop circuit is shown in figure 1. Sen0264 ts01 ir thermal sensor 4 20ma sen0169 analog ph meter pro dfr0300 h gravity. An023 watchdog timers. Voltage divider for high voltage measurements.