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 Thermostatic Probes    Download PDF

WATER JACKET TYPE
Cantherm probe thermostats use bi-metallic thermal switches encased in a housing made of brass or stainless steel suitable for installation in a vessel having a NPT threaded sleeve. The thermostatic switches will either make or break an electrical circuit at a pre-determined temperature and depending upon the type used will act as a thermal protector or a temperature regulator. Contact Cantherm’s technical sales staff to design a probe that fits your needs.
 
Features:
• Available for temperature regulation or limiting duties
• Normally closed or normally open contacts
• Material: brass or stainless steel
• Contact rating up to 15A at 250VAC
• Temperature range: 5°C to 180°C
• Made with UL, CSA and VDE approved components
• Temperatures set at the factory.
• Custom housings available on special order
• Terminations: Flexible wires, screw terminals, 1/4” M Quick Connect
Applications
• Automotive
• Household Appliances
• HVAC
• Agricultural Equipment
• Heavy Equipment
• Hydraulics
• Recreational
• Process Control
• Refrigerators

 > Temperature Regulation

Temperature Range: 5°C to 180°C
Tolerance: ±5°C
Differential: ~2°C below the set temperature

Product
Sitch Style
Contact Rating
Cycle Life
CMRJ
Normally Closed
6.0A @ 120VAC
100,000
CSMRJ
Normally Closed
5.0A @ 12VAC
10,000
CMRJ (K)
Normally Open
6.0A @ 120VAC
100,000
 

Part No.
P
NPT
D
A/F
A
U

Ø
Q

Ø
C
Ø
T
Ø
L
R20
1/2"
0.875
2.0
1.0
0.69
0.665
0.625
0.748
B12
3/8"
0.875
1.5
0.70
0.44
0.618
0.389
0.551
J RM
1/4"
0.56
1.85
1.0
0.38
None
0.328
0.551

 

 > Temperature Limiting & Protection

Temperature Range: 65°C to 170°C
Tolerance: ±5°C
Differential: 25°C ±15°C

Product
Sitch Style
Contact Rating
Res./Ind.
Cycle Life
B12A
Normally Closed
6.3A/4.0 @ 250VAC
10,000
B12B
Normally Open
5.0A/1.6 @ 120VAC
10,000

 

 > High Current Regulators and Limit Switches

Temperature Range: 0°C to 175°C
Tolerance: ±5°C
Differential: 20°C ±10°C

Product
Sitch Style
Contact Rating
Res./Ind.
Cycle Life
R20A
Normally Closed
16.0A/6.3 @ 250VAC
10,000
 
Normally Closed
10.0A @ 250VAC
(50°C-160°C)
100,000
R20B
Normally Open
16.0A/6.3 @ 250VAC
10,000
 
Normally Open
10.0A @ 250VAC
(50°C-160°C)
100,000

TERMINATIONS:
W2 TWO WIRES
W1 ONE WIRE, OTHER SIDE GROUNDED
QC2 TWO .250M QUICK CONNECT
QC1 ONE .250M QUICK CONNECT, OTHER SIDE GROUND
ST2 TWO SCREW TERMINALS
ST1 ONE SCREW TERMINAL, OTHER SIDE GROUNDED

HOW TO ORDER:
EXAMPLE:

MODEL TYPE   TEMPERATURE      HOUSING    TERMINATIONS
CMRJ 0°C TO 200°C BPT46-04 W2

NOTE:
Not all terminations are available on every housing
BPT38-06 and BPT50-08 are available with or without MYLAR sleeve.

CT-M-ENG-01T-1

 
CANTHERM
(800) 561-7207 | sales@cantherm.com
Canadian Thermostats & Control Devices Ltd.