FIG 419
Standard Drop Tube
Gauges and Alarms | Clock Gauges | Clock Gauge Alarms
FIG 918, 918F, 918T, 918FT
Clock Gauge Alarm
The Morrison clock gauge displays the liquid level of product stored in an aboveground storage tank. Measures the liquid level in tanks up to 12 feet high. The 918 audible alarm sounds when the liquid level in the tank reaches the users specified level.
Product Features
Standard Features
Easy to install in a single 2″ tank top opening, easy to calibrate
Battery powered audible alarm
Gauge face displays level reading in feet and inches. The hour hand (short hand) displays the number of feet and the minute hand (long hand) accurately displays the number of inches
Accurate to 1/8 of an inch
Easily read from 30 feet away
Vapor tight construction
Vapor tight fog free design
Gauge rotates 360° making it easy for the face to be read from the desired orientation
Visual indicators for high level (red) and low level (green) are applied to the dial face cover
Standard float fits through a 2″ schedule 40 pipe nipple; drop tube float fits through schedule 40 and schedule 80 pipe nipple
Compatible with 2″ Morrison 419 drop tube
Optional drop tube float when used in conjunction with a drop tube, reduces float entanglement when turbulent conditions are present
918T and 918FT series are compatible for use with Diesel Exhaust Fluid (DEF)
Construction Details
918 & 918F
Body: Aluminum
Float: Stainless steel
Cable: Stainless steel
918T & 918FT
Body: PTFE coated aluminum
Float: Stainless steel
Cable: Stainless steel
Certifications & Listings
Alarm unit is UL 913 listed; 918 single channel alarm and clock gauge is Florida DEP EQ-527
Product Ordering Instructions
| Figure | Suffix | Size | Description | Weight (lbs) |
| 918 | 0000 AG | This model no longer available. Refer to 918—-0000AGEVR for equivalent. | ||
| 918 | 0000AGEVR | 2” | Clock Gauge Less Alarm Box, Male Threads, Standard Float, CARB EVR Approved | 6.2 |
| 918 | 2000 AG | This model no longer available. Refer to 918—-2000AGEVR for equivalent. | ||
| 918 | 2000AGEVR | 2” | Clock Gauge Less Alarm Box, Male Threads, Drop Tube Float, CARB EVR Approved | 6.2 |
| 918S | 1100 AA | 2” | Alarm Box Assembly, Use with 918 Gauge & 918TCP Sensors | 1.13 |
| 918 | 0100 AG | 2” | Clock Gauge Alarm w/Standard Float | 6.3 |
| 918 | 0400 AG | 2” | Clock Gauge Alarm w/Drop Tube Float | 6.3 |
| (Float Fits 2” Schd.40 & 80 Pipe & 2” MBC 419 Drop Tube) | ||||
| 918F | 0100 AG | 2” | Clock Gauge Alarm/Female Thd w/Standard Float | 6.3 |
| 918F | 0400 AG | 2” | Clock Gauge Alarm/Female Thd w/Drop Tube Float | 6.3 |
| (Float Fits 2” Schd.40 & 80 Pipe & 2” MBC 419 Drop Tube) | ||||
| 918F | 0000AGEVR | 2” | Clock Gauge Less Alarm Box, Female Threads, Standard Float, CARB EVR Approved | 6.2 |
| 918F | 2000AGEVR | 2” | Clock Gauge Less Alarm Box, Female Threads, Drop Tube Float, CARB EVR Approved | 6.2 |
| DEF Products | ||||
| 918T | 0400 AG | 2” | Clock Gauge w/Alarm, w/Male Threads, PTFE Coated, Drop Tube Float | 6.3 |
| 918T | 2000 AG | 2” | Clock Gauge Less Alarm, w/ Male Threads, PTFE Coated, Drop Tube Float | 6.3 |
| 918FT | 0400 AG | 2” | Clock Gauge w/Alarm, w/Female Threads, PTFE Coated, Drop Tube Float | 6.3 |
| 918FT | 2000 AG | 2” | Clock Gauge Less Alarm, w/ Female Threads, PTFE Coated, Drop Tube Float | 6.3 |
| 918MEFT | 400 AG | 2” | Clock Gauge w/Alarm, w/Female Threads, PTFE Coated, Metric, Drop Tube Float | 6.3 |
| 918METT | 400 AG | 2” | Clock Gauge w/Alarm, w/Male Threads, PTFE Coated, Metric, Drop Tube Float | 6.3 |