Apure RP-3000 - Page 13

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10: Channel 2 current output positive terminal

11: Channel 2 current output negative terminal

12: Channel 1 current output positive terminal

13: Channel 1 current output negative terminal

14: T/P: PT1000 Temperature resistance interface 1

15: T/P: PT1000 Temperature resistance interface 2

16: NC: no need

17：Glass channel 1 PH/ORP electrode transparent interface

positive end

18：REF channel 1 PH/ORP electrode black interface negative end

19：Glass channel 2 PH/ORP electrode transparent interface

positive end

20：REF channel 2 PH/ORP electrode black interface negative end

Note: AC: 100-240VAC±10% 50/60Hz

DC: 12-24V

Power: 5W

Relay: Withstand voltage 240VAC, maximum current 0.5A

Current output: Maximum tolerance 500Ω