| INSTALLATION DESIGN | PANEL |
| MEASUREMENT RANGE | -15.0 TO 5.0 DECIBELS SINGLE INDICATOR 1ST RANGE |
| -20.0 TO 0.0 DECIBELS SINGLE INDICATOR 2ND RANGE |
| ACCURACY IN PERCENT | -5.0 TO 5.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE |
| DIAL SCALE MARKING COLOR | WHITE SINGLE INDICATOR SINGLE RANGE |
| BACKGROUND COLOR | BLACK SINGLE INDICATOR SINGLE RANGE |
| CIRCUIT ATTACHMENT METHOD AND QUANTITY | 2 THREADED STUD |
| SENSITIVITY RATING | 1.0 MILLIVOLTS |
| METER BODY DIAMETER BEHIND MOUNTING FLANGE | 2.800 INCHES NOMINAL |
| METER DEPTH BEHIND MOUNTING FLANGE | 1.500 INCHES NOMINAL |
| OVERALL DIAMETER | 3.500 INCHES NOMINAL |
| MOUNTING FACILITY TYPE AND QUANTITY | 3 UNTHREADED HOLE |
| MOUNTING HOLE DIAMETER | 0.150 INCHES NOMINAL |
| MOUNTING ARRANGEMENT STYLE | THREE HOLE/STUD BOLT CIRCLE |
| MOUNTING BOLT CIRCLE DIAMETER | 3.160 INCHES NOMINAL |
| MATERIAL | PLASTIC |