Omega Products AR-215A User Manual
Rugged Bulb and Capillary
Thermostats
Dimensions: mm (in)
AR Series
Starts at
$
255
⻬ Bulb and
Capillary Design
⻬ Long-Lasting,
Snap-Action Mechanism
⻬ Double-Pole,
Single-Throw Contacts
⻬ 3 Different Bulb
Styles Available
⻬ Optional Knob Cover
and Pilot Light
Specifications
Temperature Range: -20 to 370°C
(-4 to 698°F)
Operating Voltage:
Single-Phase: 120 to 480V
3-Phase: 120 to 277V
Enclosure: General purpose
Contacts: DPST, open on temperature
rise; at positive off position, contacts
cannot close
Differential: ±4% of scale
Bulb and Capillary: Copper for units
rated at 120°C (248°F) and lower;
nickel-plated copper for units between
95°C (203°F) and 290°C (504°F);
tin-plated steel for units between 150°C
(302°F) and 370°C (698°F)
Weight:
AR and ARR Series: 1.14 kg (2.5 lb)
AR-LT and AR-EP Series: 2.27 kg (5 lb)
149.4
(5.88)
Four
5.6 mm (0.22")
Mounting Holes
[98.6 x 62.0 mm
(3.88 x 2.44")
C to C]
79.5
(3.13)
79.5
(3.13)
Knob Cover
(Optional)
Pilot Light
(Optional)
AR-115, $260,
shown smaller
than actual size.
Typical Applications
⻬ Temperature Control of
Any Electrically Heated
Solid, Liquid or Gas
⻬ Excellent for Ovens
or Sterilizers
⻬ Molding Machines
⻬ Heat Exchangers
⻬ Labeling Machines
⻬ Water Baths
⻬ Heat Sealers
⻬ May Be Used to Control
Refrigerating, Ventilating,
and Alarm Systems
These thermostats use sensitive
bulbs that can be used in confined
locations. Styles 4 and 5 bulbs are
designed for inserting in drilled
holes in platens and dies or for
direct immersion.
Sensors for air and pipeline heating
applications (style 9) can be coiled
to inside radii as small as 13 mm (1⁄2").
CAUTION AND WARNING!
Fire and electrical shock may result if
products are used improperly or installed
or used by non-qualified personnel.
MOST POPULAR MODELS HIGHLIGHTED!
To Order (Specify Model Number)
Temp
Model Range
Number Price °C (°F) 277V 480V Style Dia. Lgth. Lgth.
Single-Phase AR
AR-115 $260 -20 to 40 (-4 to 104) 30 10 5
AR-115A 260 -20 to 40 (-4 to 104) 30 10 5
AR-115C 260 -20 to 40 (-4 to 104) 30 10 5
AR-214 260
AR-214D 260
AR-215 255
AR-215A 255 15 to 120 (59 to 248) 30 10 5
AR-219 255 15 to 120 (59 to 248) 30 10 9
AR-219D 260 15 to 120 (59 to 248) 30 10 9
AR-514 255
AR-519 255
AR-519D 295
AR-715 255
AR-719 255
3-Phase AR-3
AR-2153 $330
Single-Phase ARR (Inverse Action)
ARR-215 $260
ARR-519 255
Comes complete with operator’s manual.
120 to 250V.
**
To order any unit with optional knob cover, add suffix “KC” to model number, and $16 to price.
To order any unit above with optional pilot light, add suffix “P” to model number and call for price.
Ordering Examples: AR-115KC, single-phase AR thermostat, temperature range
-20 to 40°C (-4 to 104°F), style 5 bulb, with optional knob cover, $260 + 16 = $276.
AR-719, single phase AR thermostat, 150 to 370°C (302 to 698°F) temperature range,
style 9 bulb, $255.
10 to 120 (59 to 248)
10 to 120 (59 to 248)
10 to 120 (59 to 248)
95 to 290 (200 to 550)
95 to 290 (200 to 550)
95 to 290 (200 to 550)
150 to 370 (302 to 698)
150 to 370 (302 to 698)
10 to 120 (59 to 248)
10 to 120 (59 to 248)
95 to 290 (200 to 550)
P-128
P-128
Amp Rating
120 to
30 10 4
30 10 4
30 10 5
30 10 4
30 10 9
30 10 9
30 10 5
30 10 9
30** -53⁄
30 -53⁄
30 -93
Dimensions Cap
Bulb
3
⁄
3
⁄
3
⁄
1
⁄455⁄
1
⁄455⁄3215
3
⁄
3
⁄
3
⁄16103⁄47
3
⁄16103⁄415
1
⁄
3
⁄
16
3
⁄
16
3
⁄8311⁄
3
⁄161113⁄167
3
in
37⁄
8
8
8
8
8
4
8
8
⁄16111⁄47
8
37⁄
8
37⁄812
32
47
42
55⁄
8
97
9 15
16
41⁄
4
41⁄
4
ft
7
2
7
7
7
7
7
P
One Omega Drive | Stamford, CT 06907 | 1-888-TC-OMEGA (1-888-826-6342) | info@omega.com
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