
722 Series
Electromechanical Hour Meter
The Redington Model 722 provides an AC Hour Meter with an operating range of 90-264VAC 50/60
Hz. You no longer require two separate meters, one for 115VAC and one for 230VAC. Models are
available in the standard industry housings, 2-Hole Rectangular, Flush-Rectangular, Flush-Round and
3-Hole Round. Its quartz time base insures accurate long-term time keeping. The Totally Sealed case
protects against the environment and provides years of reliable service. All models are NEMA 4X,12
rated when mounted with optional gasket.
Key Features
• Operating voltage 90-264VAC 50/60Hz
• Totally Sealed
• UL/cUL Recognized, CE & RoHS Compliant
• 6 Figure, 99999.9
• Quartz accuracy
Applications
• Options include:
◦ Wire leads
◦ Gasket kit (for NEMA 4X, 12 rating)
◦ Custom lens
◦ Terminals up, down, straight
• Medical Equipment
• Control Panels
• Office Equipment
• Test Equipment
• Generators

Specication
Figures 6 - digits, 0.14” [3.6mm] 99999.9
Hours and indicator - white on black
Decimal - black on white
Reset Non-reset
Voltage 90-264VAC
Frequency 50/60Hz
Power 1 watt max.
Mount Clip or mounting holes
Terminations 1/4” [6.3mm] spade terminals
Weight ~2 oz [57 g]
Accuracy ± 0.02% over entire range
Case Material Black polymer
Lens Material Polymer
Approvals UL/cUL Recognized, CE & RoHS Compliant, SAE & NEMA 4X, 12 Compliant
Environmental Totally Sealed
Front Panel NEMA 4X, 12 rated with optional gasket
Temp. Range -40°F to +185°F [-40°C to + 85°C]
Humidity 95% (SAE J1378)
Vibration 10-80 Hz. 20g max. (SAE J1378)
Shock 55g @ 9 - 13msec (SAE J1378)
Dimensions
1.03 [26.2]
.15 [3.8]
.7 [18]
2.05 [52.1]
1.47 [37.4]
1.75 [44.5]
2-Hole Flush-Rectangular
1.43 [36.3]
]1.42 X 8.63[ ”59.0 X ”54.1 :gninepO lenaP]1.42 X 8.63[ ”59.0 X ”54.1 :gninepO lenaP
25°
REF
.88 [22.4]
25°
REF
2.19 [55.6]
1.89 [48.0]
1/10
MAX
2X Ø.15 [Ø3.8]
MAX
.10 [2.5]
.93 [23.5]
1.60 [40.6]
.88 [22.4]
1.08 [27.4]
1/10
1.43 [36.3]
1.89 [48.0]
MAX
2.19 [55.6]
MAX
.10 [2.5]
.93 [23.5]
Panel Thickness: 0.03 to 0.63 [0.76 to 16.00]

REF
3-Hole RoundFlush-Round
25°
REF
25°
2.17 [55.1]
1.87 [47.5]
MAX
MAX
.10 [2.5]
.21 [5.3]
Ø2.24 [Ø56.9]
Ø1.95 [Ø49.4]
Ø1.82 [Ø46.2]
1/10
Panel Opening: 2.0” [50.6]
Panel Thickness: 0.40 [10.2] Max.
Ø1.98 [Ø50.3]
.93 [23.5]
1.43 [36.3]
FOAM
GASKET
Square
Ø.16 [Ø4.0]
Ø.13 [Ø3.2]
2.17 [55.1]
1.87 [47.5]
MAX
.09 [2.3]
.21 [5.3]
Ø2.80 [Ø71.1]
1/10
Panel Opening: 2.0” [50.6]
MAX
Ø1.98 [Ø50.3]
.93 [23.5]
Ø2.53 [Ø64.3]
Ø2.42 [Ø61.5]
1.43 [36.3]
Part Numbers
722-0001 2-Hole Rectangular, 90-264VAC 50/60Hz, ¼” [6.3mm] spade terminals, hours & 1/10’s
722-0002 Flush-Rectangular, 90-264VAC 50/60Hz, ¼” [6.3mm] spade terminals, hours & 1/10’s
722-0003 Flush-Round, 90-264VAC 50/60Hz, ¼” [6.3mm] spade terminals, hours & 1/10’s
722-0004 3-Hole Round, 90-264VAC 50/60Hz, ¼” [6.3mm] spade terminals, hours & 1/10’s
722-0030 Square 1.9”, 90-264VAC 50/60Hz, ¼” [6.3mm] spade terminals, hours & 1/10’s
5003-010 NEMA 4X, 12 Gasket for Model 722-0001
5003-009 NEMA 4X, 12 Gasket for Model 722-0002
5003-008 NEMA 4X, 12 Gasket for Model 722-0003
5003 - 011 NEMA 4X, 12 Gasket for Model 722-0004
722-series-DS.v.2.0 02/2017