49Fig. 6.9 Connections, Wall-/Pipe-mount AnalyzerTerminal block ATerminal Block BTerminal Block C(Option Board)C1 Not usedC2 Not usedC3C4C5C6 Not usedC7 CC8 NC Relay 4C9 NOC10 CC11 NC Relay 5C12 NOC13 + Analog Output 3C14 —C15 + Analog Output 4C16 —Temperature CompensatorConnectionsB16B15B14B13B12B11B10B9B8B7B6B5B4B3B2B1TCLinkCommonTCLinkCommonTemperature CompensatorConnectionsUsed for optionalRS485 connection.Refer to IM/PROBUSBefore making any electrical connections,see Warnings on page 45Earth (Ground)Stud on Case(see Fig. 6.8)Line LNeutral NConnect supply earth (ground) to stud on case EC A4Relay 1 NC A5NO A6C A7Relay 2 NC A8NO A9C A10Relay 3 (see Note below) NC A11NO A12Analog Output 1 + A13— A14Analog Output 2 + A15— A16+ 85 to 265 V ACPower Supplies 12 to 24V DC or– 24 V ACTerminal Block B4-Electrode Conductivity Cell ConnectionsSensor B Sensor AB1 B9 Temperature Compensator CommonB2 B10 Link B10 to B9 (and B2 to B1 if Dual Input Analyzer)B3 B11 Temperature CompensatorB4 B12 ScreenB5 B13 Drive –B6 B14 Sense –B7 B15 Sense +B8 B16 Drive +6 INSTALLATION……6.4 Wall-/Pipe-mount Analyzer Connections6.4.2 Connections – Fig. 6.9