Emerson PACSystems RSTi-EP - Page 3

User Manual Contents
GFK-2958L May 2021
Contents ii
3.3 Use in a Potentially Explosive Atmosphere ......................................................... 27
3.3.1 ATEX & IECEx Marking ............................................................................. 28
3.4 Spring-Style System Cabling .............................................................................. 28
3.5 Current Demand and Power Supply ................................................................... 28
3.5.1 Power Supply Derating ............................................................................ 29
3.6 Example Calculation for the Power Supply ......................................................... 30
Calculation of the Current Demand for the Input Current ................................... 30
Calculation of the Current Demand for the Output Current ................................ 31
3.7 Example Calculation for the Current Demand (all Current Values in Amps) ......... 32
3.7.1 Calculation of Power Loss ........................................................................ 33
3.7.2 Calculation of Power Loss for Use in a Potentially Explosive Atmosphere .. 33
3.8 Feedback Energy in DO Modules ........................................................................ 34
3.8.1 Calculation of Feedback Energy ............................................................... 34
3.9 Parameter Overview .......................................................................................... 35
3.9.1 Modifiable Parameters for Network Adaptors .......................................... 35
3.10 Data Width of I/O Module, Dependent on the Network Adapter Used ................ 50
3.10.1 EPXPBS001 .............................................................................................. 50
3.10.2 EPXPNS001/EPXPNS101 .......................................................................... 52
3.10.3 EPXETC001 ............................................................................................. 54
3.10.4 EPXEIP001 ............................................................................................... 55
Section 4: Detailed Descriptions of the Fieldbus Network Adapters
58
4.1 Profibus DP Network Adapter EPXPBS001 .......................................................... 58
4.1.1 LEDs ........................................................................................................ 59
4.1.2 Addressing .............................................................................................. 60
4.1.3 Connection Diagrams .............................................................................. 62
4.1.4 Specifications: EPXPBS001 ...................................................................... 63
4.1.5 Modifiable Parameters EPXPBS001 .......................................................... 64
4.1.6 Supported Modules and Power Supplies .................................................. 65
4.2 PROFINET IRT/RT Network Adapter EPXPNS001/EPXPNS101 ............................. 67
4.2.1 LEDs ........................................................................................................ 68
4.2.2 Connection Diagrams .............................................................................. 70
4.2.3 Specification: EPXPNS001/EPXPNS101 .................................................... 71
4.2.4 Modifiable Parameters: EPXPNS001/EPXPNS101 ..................................... 73
4.2.5 Network Adaptor Input Status Data ......................................................... 74
4.2.6 Hot Standby CPU Redundancy I/O Parameters (EPXPNS101) ................... 75
4.2.7 RSTi-EP PROFINET Channel Diagnostic Alarm Reporting .......................... 76
4.2.8 Supported Modules and Power Supplies .................................................. 86
4.3 EtherCAT
®
Network Adapter EPXETC001 ........................................................... 87
4.3.1 LEDs ........................................................................................................ 88
4.3.2 Connection Diagrams .............................................................................. 90
4.3.3 Specifications: EPXETC001 ...................................................................... 91
4.3.4 Modifiable Parameters for EPXETC001 .................................................... 92
4.3.5 RSTi-EP Status Messages ......................................................................... 92
4.3.6 Module Status Messages ......................................................................... 93
4.3.7 Module Diagnosis .................................................................................... 93