Omega CNI8, Manual

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LIST OF FIGURES:
Figure 2.1 Front Panel Display .............................................................................. 5
Figure 2.2 Rear Panel Power and Output Connector Labels .............................. 6
Figure 2.3 Rear Panel Input Connector Labels .................................................... 6
Figure 2.4 Main Power Connections ..................................................................... 7
Figure 2.5 Thermocouple Wiring Hookup ............................................................ 8
Figure 2.6 Two/Three/Four-wire RTD
a) RTD-1000 ohm and 500 ohm Wiring Hookup
.............................. 9
b) RTD-100 ohm Wiring Hookup ....................................................... 9
Figure 2.7 Process Current Wiring Hookup
(Internal and External Excitation)
..................................................... 10
Figure 2.8 Process Voltage Wiring Hookup
a) Without Sensor Excitation
.......................................................... 10
b) With Sensor Excitation ................................................................ 10
Figure 2.9 Output Connections:
a) Mechanical Relay and SSR Outputs – Wiring Hook up
............ 11
b) Pulse and Analog Outputs – Wiring Hook up ............................ 11
Figure 2.10 Typical Application ............................................................................. 11
Figure 2.11 Communication Output:
a) RS-232 Output – Wiring Hook up
............................................... 12
b) RS-485 Output – Wiring Hook up ............................................... 12
Figure 2.12 Excitation Output ................................................................................ 12
Figure 2.13 Snubber Circuits Wiring Hookup ...................................................... 12
Figure 2.14 i/8DH and i/8DV Locations of S1 and Jumper Positions ................ 13
Figure 2.15 i/16D Location of S1 and Jumper Positions .................................... 13
Figure 3.1 Flow Chart for ID and Setpoints ........................................................ 15
Figure 3.2 Flow Chart for Configuration Menu .................................................. 18
Figure 3.3 Flow Chart for Input Type Menu ........................................................ 18
Figure 3.4 Flow Chart for Reading Configuration ............................................. 21
Figure 3.5 Flow Chart for Alarm 1 ....................................................................... 25
Figure 3.6 Flow Chart for Analog Output (Retransmission) ............................. 29
Figure 3.7 Flow Chart for Alarm 2 ....................................................................... 32
Figure 3.8 Flow Chart for Loop Break Time/Field Calibration .......................... 33
Figure 3.9 Flow Chart for Output 1 ..................................................................... 35
Figure 3.10 Flow Chart for Output 2 ..................................................................... 42
Figure 3.11 Flow Chart for Ramp and Soak ......................................................... 45
Figure 3.12 Flow Chart for ID Code ....................................................................... 47
Figure 3.13 Flow Chart for Communication Option ............................................ 49
Figure 3.14 Flow Chart for Display Color Selection ............................................ 55
LIST OF TABLES:
Table 2.1 Front Panel Annunciators .................................................................... 5
Table 2.2 Rear Panel Connector .......................................................................... 6
Table 2.3 Fuse Requirement ................................................................................ 7
Table 2.4 TC Wire Color Chart ............................................................................. 8
Table 3.1 Button Function in Configuration Mode ........................................... 14
Table 3.2 Conversion Table ................................................................................ 24
Table 4.1 Input Properties .................................................................................. 61
Table 5.1 Factory Preset Values ........................................................................ 62
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