85000 Series
Quartz Plus DC Hour Meters
85000 Series Quartz Plus DC Hour Meters
DC
Th e 8 5 0 0 0 Se rie s provides legendary
Hobbs performance and reliability in a
technically advanced quartz package.
The Quartz Plus features a highly reliable
drive mechanism, an improved odometer
gear train, and a snap-together integrated
chassis. The chassis fits into a shockproof,
totally-sealed case made of an engineered
plastic that is impervious to acids and
solvents.
APPLICATIO N S
Ro u n d Ch ro m e Be ze l
• Lawn Tractors
• Garden Tractors
• Farm Equipment
• Gen Sets
• Construction
Equipment
• Utility Vehicles
• Industrial
Equipment
Part #
Flush Cup
2.27”
Part #
Stirrup
2.27”
Part #
Stirrup
2.50”
Part #
Flush Cup
2.50”
Operating
Voltage
10-32 VDC
10-80 VDC
30-110 VDC
85002
85342
85015
85006
85098
85019
85004
85008
2 Scre w
85017
85021
Operating
Voltage
Part #
6.5-16 VDC
10-32 VDC
10-80 VDC
30-110 VDC
85331
85000
85094
85013
To ensure our high standards of quality, all
parts are in-process inspected. Every
Quartz Plus meter must pass 100% function,
burn-in, and timing accuracy test before
shipping.
• Recreational
Vehicles
• Golf Carts
Ro u n d Bla ck Be ze l
Two-Screw Mount: Panel cutout
1.45 x.95 rectangular opening.
Two .150 holes spaced 1.750. *
Part #
Flush Cup
2.27”
Part #
Stirrup
2.27”
Part #
Stirrup
2.50”
Part #
Flush Cup
2.50”
• Aircraft
Operating
Voltage
• Medical Equipment
• Office Equipment
• Any application
requiring a very
accurate and
dependable hour
meter.
10-32 VDC
10-80 VDC
30-110 VDC
85003
85093
85016
85007
85099
85020
85005
85009
85022
Sp e cifica tio n s
• 10,000 hour version standard,
with automatic recycle to zero
• Temperature range: -40° F to +185° F
-40° C to +85° C
85018
• Quartz accuracy: ±200ppm, ±0.02%
(entire voltage and temperature range)
• Operating voltage range: 5-110 VDC
(Voltage range covered by 85000 Series line)
• Precision built relay driven odometer
• Excellent vibration & shock resistance:
Vibration: 20 g’s @ 10-80Hz (SAE J1378)
10 g’s (per MIL-M-3971)
3 Scre w
Operating
Voltage
Part #
Three-Screw Mount: Panel cutout
2.00 diameter opening. Three .150
holes equally spaced on 2.53 bolt
circle diameter.*
10-32 VDC
10-80 VDC
30-110 VDC
85001
85097
85014
Shock: 55 g’s @ 9-13msec (SAE J1378)
75 g’s (per MIL-M-3971)
• Transient Voltage Protection
Alternator load dump: 150V
EMI (Electromagnetic Interference): +400V @ 500Hz
Inductive switching and reverse polarity
• Standard terminals: 1/ 4” male blade
• Lens material: Glass
• Case material: Polyester
• Number size: 0.12” (3mm)
Flush Mount (Cup)
2.27”: Panel cutout
2.00 diameter opening.*
Flush Mount (Cup)
2.5”: Panel cutout
2.00 diameter opening.*
Flush Mount (Stirrup)
2.27”: Panel cutout
2.00 diameter opening.*
Flush Mount (Stirrup)
2.5”: Panel cutout
2.00 diameter opening.*
Re cta n g u la r Stirru p
Operating
Voltage
Part #
* Panel cutout dimensions are ± .010 tolerance
All dimensions shown in inches and (metric)
10-32 VDC
30-110 VDC
85010
85023
Fe a tu re s
8 5 0 0 0 Se rie s W irin g Dia g ra m s (Po la rity Se n sitive )
• Custom CMOS integrated circuit
• Indicates operating time in hours
and tenths, plus has a running indicator
• Totally-sealed
Rectangular Stirrup: Panel cutout
1.45 x .95 rectangular opening.*
+
+
• Battery system voltages:
6,12,24,36,48,60,72,and 80 VDC
• UL Recognized (File number AU1774)
• CSA Certified (File number LR42455-12)
• Conforms to MIL-M-3971
Re ta in e r Mo u n t
CAUTION: Always make sure power is removed from equipment before working on
electrical circuits! Only qualified personnel should make electrical connections.
Damage to equipment and/ or serious bodily injury can result from improperly made
electrical connections, or a failure to adhere to normal electrical safety guidelines
Operating
Voltage
O p tio n s:
Part #
Custom logos, polycarbonate lenses, and
various bezels. Wire, stud, blade, and
screw terminals. 100,000 hour, R-Terminal
and filtered versions available too.
6
10-32 VDC
10-80 VDC
82001
82320
* Panel cutout dimensions are ± .010 tolerance
All dimensions shown in inches and (metric)
Retainer Mount: Panel cutout
1.45 x .95 rectangular opening.*
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