Filter
Top Products
i
TABLE OF CONTENTS
Product Warranty . . . . . . . . . ii
1.0 Description . . . . . . . . . 1
2.0 Supply & Installation . . . . . . . . 1
2.1 Packing . . . . . . . . . 1
2.2 Wiring Requirements . . . . . . . 1
2.3 Location of Electronics . . . . . . . 2
2.4 Water Column . . . . . . . . 2
2.5 Probes . . . . . . . . . 3
2.6 Wiring . . . . . . . . . 4
2.6.1 At The Probes . . . . . . . 4
2.6.2 At the Electronic Module . . . . . 5
2.6.3 Display Panel . . . . . . . 6
2.6.3.1 Flash Programming . . . . . 7
2.6.4 Control Output . . . . . . . 7
2.6.5 Electronic Fault Output . . . . . . 7
2.6.6 Level Fault Output . . . . . . 7
2.6.7 Probe Wiring . . . . . . . 8
2.6.7.1 Systems without continuity . . . . 8
2.6.7.2 Systems with Open / Short Circuitry . . . 8
3.0 Startup And Operation . . . . . . . . 8
3.1 Water Column . . . . . . . . 8
3.2 Electronic Module Sensitivity Control . . . . . 9
3.3 System Monitor . . . . . . . . 9
3.3.1 Power Supply Fault . . . . . . 10
3.3.2 Clock Fault . . . . . . . 10
3.3.3 Continuity Monitoring . . . . . . 11
3.4 Probe Installation . . . . . . . . 11
3.5 Probe Removal . . . . . . . . 11
4.0 Detection Circuitry . . . . . . . . 12
5.0 Maintenance . . . . . . . . . 13
5.1 Water Column . . . . . . . . 13
5.2 Probes. . . . . . . . . . 13
5.3 Electronic Modules and Display(s) . . . . . 14
6.0 Spare Parts . . . . . . . . . 15
7.0 Model 12B Specifications . . . . . . . . 15
8.0 Troubleshooting . . . . . . . . . 17
9.0 Disposal at End of Useful Life . . . . . . . 17
10.0 Telephone Assistance / Factory Repair . . . . . . 18
Table of Figures
Figure # 1 – Probe Assembly . . . . . . . . 3
Figure # 2 – Standard Enclosure (up to 12 probes) . . . . . 19
Figure # 3 – Standard Enclosure (13-24 probes) . . . . . 20
Figure # 4 – Wiring Diagram (up to 12 probes) . . . . . 21
Figure # 5 – Wiring Diagram (13-24 probes) . . . . . . 22
Figure # 6 – Motherboard Layout . . . . . . . 23
Figure # 7 – Full-Size Panel Mount Display (up to 12 probes) . . . 24
Figure # 8 – Full-Size Display in NEMA 4X Enclosure (up to 12 probes) . . 25
Figure # 9 – Mini Display in NEMA 4X Enclosure (up to 12 probes) . . . 26
Figure # 10 – Mini Panel Mount Display (up to 12 probes) . . . . 27
Figure # 11 – Full-Size Panel Mount Display (13-24 probes) . . . 28
Figure # 12 – Mini Panel Mount Display (13-24 probes) . . . . 29
Declaration of Conformity . . . . . . . . 30