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1 Data acquisition + Power unit EPL101.....................................................................................45
1.1 Description of PCB.............................................................................................................................45
1.2 Electrical wirings.................................................................................................................................47
1.2.1 Example of connection to RS485.................................................................................49
1.3 Configuration of analog inputs..........................................................................................................49
1.3.1 Examples of wirings ffor the most common sensors/signals .........................................51
1.4 Entering slave address of EPL101...................................................................................................53
1.5 Programming the Memory-card........................................................................................................53
1.6 Using the Memory-card.....................................................................................................................54
1.7 Memory areas of EPL101.................................................................................................................54
1.7.1 Memory area Variables V............................................................................................55
1.7.2 Area memoria special marker SM................................................................................55
1.7.3 Memory area “digital inputs I”.......................................................................................64
1.7.4 Memory area “digital outputs Q”...................................................................................64
1.7.5 Memory area “support marker M”.................................................................................64
1.7.6 Area memoria “analog inputs AI”..................................................................................65
1.7.7 Memory area ”timer T”.................................................................................................65
1.7.8 Memory area “preset timer PT” ....................................................................................65
1.7.9 Memory area “counters C”...........................................................................................65
1.7.10 Memory area preset values of counters PV................................................................65
1.7.11 Memory area EEPROM .............................................................................................65
1.7.12 Memory area MMC....................................................................................................66
1.7.13 Memory area COMx_SEND.......................................................................................66
1.7.14 Memory area COMx_RECEIVE and IR_RECEIVE.....................................................66
1.8 Protocol Modbus RTU slave............................................................................................................66
1.9 Addresses word/bit of EPL101 for protocol Modbus RTU............................................................67
2 Ladder programming of EPL101..............................................................................................70
2.1 Introduction.........................................................................................................................................70
2.2 Elements of Ladder programming....................................................................................................70
2.2.1 Contacts digital inputs I................................................................................................70
2.2.2 Relay outputs/auxiliary Q.............................................................................................70
2.2.3 Bistable relays B..........................................................................................................70
2.2.4 Timer T........................................................................................................................71
2.2.5 Counters C..................................................................................................................72
2.2.6 Function Math formules FM..........................................................................................72
2.2.7 Assignement Function MOV.........................................................................................73
2.2.8 Assignement Function BLKMOV..................................................................................73
2.2.9 Indexed Assignement Function MOVIND.....................................................................73
2.2.10 Assignement function MOVTXT .................................................................................73
2.2.11 Contacts II immediate digital inputs...........................................................................73
2.2.12 Immediate outputs QI.................................................................................................73
2.2.13 Contact IF..................................................................................................................74
2.2.14 Functions SBIT and RBIT ..........................................................................................74
2.2.15 Contact BIT................................................................................................................74
2.2.16 Function RANGE.......................................................................................................74
2.2.17 Contact NOT..............................................................................................................75
2.2.18 Contact P and N ........................................................................................................75
2.2.19 Function SEND and Free-port mode..........................................................................75
2.2.21 Serial communication function COM ..........................................................................75
2.2.22 Protocol for REMOTE CONTROLLER on IR PORT..................................................76
2.2.23 Functions StartPID , PID , SetOutPID.........................................................................77
2.2.24 Function GENSET.....................................................................................................78
2.2.25 Function CONV..........................................................................................................79
