SELECT 4.5" Square Switchboard Meter HIGH SHOCK 4.5" Square Switchboard Meter

SELF CONTAINED FREQUENCY METER

SELECT SPEC. ANSI C39.1 STANDARD SPEC. BS89 SCALING TO ANSI C39.1 UNF TERMINALS STD.(078 ONLY)

SELECT 100-125 VOLTS AC 110-130 VOLTS AC 200-250 VOLTS AC 380-440 VOLTS AC 380-480 VOLTS AC 450-460 VOLTS AC

SELECT 45/55 HERTZ 46/54 HERTZ 45/65 HERTZ 50/70 HERTZ 56/64 HERTZ 55/65 HERTZ 58/62 HERTZ 350-450 HERTZ 360/440 HERTZ 380/420 HERTZ

SELECT 46-50-54 HERTZ 45-50-55 HERTZ 45-55-65 HERTZ 45-60-75 HERTZ 47-50-53 HERTZ 50-60-70 HERTZ 55-60-65 HERTZ 56-60-64 HERTZ 58-60-62 HERTZ 40-65 HERTZ 40-70 HERTZ 48-52 HERTZ 57-63 HERTZ 350-450 HERTZ 380-420 HERTZ 360-440 HERTZ 45-50-55 HERTZ & ?-? RPM 45-50-55 HERTZ & 1350-1650 RPM 45-55-65 HERTZ & 900-1300 RPM 45-55-65 HERTZ & 1500-1800 RPM 45-55-65 HERTZ & 1350-1950 RPM 45-55-65 HERTZ & 2700-3900 RPM 55-60-65 HERTZ & 1650-1950 RPM 0/65 HERTZ 0/80 HERTZ 0/10 KILOHERTZ 1350-1650 RPM

SELECT TERMINAL BOOTS (2.7352.01) DIFFUSED WINDOW AND RED SUPPLEMENTARY POINTER NON REFLECTING WINDOW CALIBRATION AT ? HERTZ CALIBRATION AT ANGLE ? DEGREES CALIBRATION AT ? DEG. C FLAT DIAL - KNIFE EDGE POINTER MANUALLY ADJUSTABLE EXT. RED POINTER PANEL GASKET HEAVILY DAMPED MOVEMENT PRINT NUMBER ? BLANK INNER DIAL FITTED BLACK DIAL - WHITE SCALING & POINTER CAPTION ? SENSITIVITY 5000 Ohms/Volt NO "CROMPTON" ANYWHERE YELLOW POINTER "CROMPTON" MONO & SYMBOLS ON DIAL ? INDEX LINE AT ? ? LOGO ON DIAL / MASK NO MONO ON DIAL / MASK BUT "CRONPTON" ON LABEL RED INDEX MARKER AT ? RED LINE OR MARK AT ? SECTION TITLE "?" SINGLE SCALE THREE SETS OF FIGURES SINGLE SCALE TWO SETS OF FIGURES SERIAL NUMBER ? BLACK DIAL - YELLOW SCALING & POINTER COLORED ZONE - COLOR ? FROM ? TO ?

SELECT TERMINAL BOOTS (2.7352.01) DIFFUSED WINDOW AND RED SUPPLEMENTARY POINTER NON REFLECTING WINDOW CALIBRATION AT ? HERTZ CALIBRATION AT ANGLE ? DEGREES CALIBRATION AT ? DEG. C FLAT DIAL - KNIFE EDGE POINTER MANUALLY ADJUSTABLE EXT. RED POINTER PANEL GASKET HEAVILY DAMPED MOVEMENT PRINT NUMBER ? BLANK INNER DIAL FITTED BLACK DIAL - WHITE SCALING & POINTER CAPTION ? SENSITIVITY 5000 Ohms/Volt NO "CROMPTON" ANYWHERE YELLOW POINTER "CROMPTON" MONO & SYMBOLS ON DIAL ? INDEX LINE AT ? ? LOGO ON DIAL / MASK NO MONO ON DIAL / MASK BUT "CRONPTON" ON LABEL RED INDEX MARKER AT ? RED LINE OR MARK AT ? SECTION TITLE "?" SINGLE SCALE THREE SETS OF FIGURES SINGLE SCALE TWO SETS OF FIGURES SERIAL NUMBER ? BLACK DIAL - YELLOW SCALING & POINTER COLORED ZONE - COLOR ? FROM ? TO ?

SELECT TERMINAL BOOTS (2.7352.01) DIFFUSED WINDOW AND RED SUPPLEMENTARY POINTER NON REFLECTING WINDOW CALIBRATION AT ? HERTZ CALIBRATION AT ANGLE ? DEGREES CALIBRATION AT ? DEG. C FLAT DIAL - KNIFE EDGE POINTER MANUALLY ADJUSTABLE EXT. RED POINTER PANEL GASKET HEAVILY DAMPED MOVEMENT PRINT NUMBER ? BLANK INNER DIAL FITTED BLACK DIAL - WHITE SCALING & POINTER CAPTION ? SENSITIVITY 5000 Ohms/Volt NO "CROMPTON" ANYWHERE YELLOW POINTER "CROMPTON" MONO & SYMBOLS ON DIAL ? INDEX LINE AT ? ? LOGO ON DIAL / MASK NO MONO ON DIAL / MASK BUT "CRONPTON" ON LABEL RED INDEX MARKER AT ? RED LINE OR MARK AT ? SECTION TITLE "?" SINGLE SCALE THREE SETS OF FIGURES SINGLE SCALE TWO SETS OF FIGURES SERIAL NUMBER ? BLACK DIAL - YELLOW SCALING & POINTER COLORED ZONE - COLOR ? FROM ? TO ?