
MODCELL Multiloop Processor
CONTENTS
ILLUSTRATIONS
Page
1-1 Modcell 2002N Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
1-2 Component Location, 2002N Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2-1 Mounting Dimensions, 2002N Processor - Flush Mount . . . . . . . . . . . . . . . . . . . . . . .. 21
3-1 Terminations for 2002N . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
3-2 Typical Input Circuit for 2013A Thermocouple Input Module . . . . . . . . . . . . . . . . . . .. . 29
3-3 Typical Input Circuit for 2004A Solid State Input Module . . . . . . . . . . . . . . . . . . . . . . . 31
3-4 Typical Input Circuit for 2006A Nonisolated Digital Input Module . . . . . . . . . . . . . . . . . 33
3-5 Typical Input Circuits for 2002A Current Input Module and
2012A Current Input Module with 2-wire transmitter power . . . . . . . . . . . . . . .. . . . 35
3-6 Typical Input Circuit for 2001A Voltage Input Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
3-7 Typical Input Circuit for 2009A RTD Input Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
3-8 Typical Output Circuit for 2003A Current Output Module . . . . . . . . . . . . . . . . . . . . . . . . . .39
3-9 Recommended Connection to Solid State Relay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
3-10 Typical Output Circuits for 2005A Solid State Relay Output Module . . . . . . . . . . . . . . . 41
3-11 Typical Output Circuit for 2007A Nonisolated Digital Output Module . . . . . . . . . . . . . . 42
3-12 Typical Output Circuit for 2011A Mechanical Relay Output Module (Dual SPST, NO/NC) 43
3-13 Typical Output Circuit for 2011AZ__200A Mechanical Relay Output Module (Form C) 44
3-14 Typical Interface Circuit for 2020N Remote I/O Interface Module . . . . . . . . . . . . . . . . . 45
4-1 ICN Termination Connection for 2030N Model B ICN Communication Module . . . . . . . . . 48
4-2 Typical Modbus Network Connections for a 2033N RS-232 Communication Module . . . 51
4-3 Typical Modbus Connections for a 2032N RS-485, 2-Wire Module Used as a Slave. . . 53
4-4 Typical Modbus Connections for a 2032N RS-485, 2-Wire Module Used as a Master. . . 54
4-5 Simplified Diagram, 2034N RS-485, 4-Wire Module . . . . . . . . . . . . . . . . . . . . . . . . . . 56
4-6 Typical Modbus Connections for a 2034N RS-485, 4-Wire Module Used as a Slave. . . 57
4-7 Typical Modbus Connections for a 2034N RS-485, 4-Wire Module Used as a Master. . . 58
4-8 Typical Modbus Connections for a 4-wire Master with 2-wire slaves . . . . . . . . . . . . . . 59
B-1 Typical Input Circuit for Cold Junction Input Module . . . . . . . . . . . . . . . . . . . . . . . . . . 70
B-2 Typical Connection for 2030N Model A ICN Communication Module . . . . . . . . . . . . . . 71
TABLES
Table Page
2-1 Module Types and Suggested Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3-1 Temperature Range Limits for Thermocouple Inputs . . . . . . . . . . . . . . . . . . . . . . . . . 29
3-2 Supported RTD Materials and Standards and Sample RTDs . . . . . . . . . . . . . . . . . . . . 37
3-3 Supported Remote I/O Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
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