IRt/c.01


Sensing Range                                -50 to 550 °F (-45 to 290 °C)
Ambient Temperature Range            0 to 160 °F (-18 to 70 °C)
Optimum Range Selections             Eight models per t/c type
Field-of-View                                     1:1 (60°) approximately
Minimum Spot Size                           0.3" (8 mm)
Spectral Response                           6.5 to 14 µ
Output Impedance                             3 Kohms approximately
Cable                                                  Thermocouple extension grade, PVC jacket, unshielded
Dimensions                                        1.28" x .71" Diameter (32.5 x 20 mm)
Weight                                                1.4 oz (40 g) with cable
Housing                                               High strength ABS, hermetically sealed, exceeds NEMA4,4x;
                                                             IP65, 67, intrinsically safe.  Two locknuts supplied.
IRt/c.03


Sensing Range                                  -50 to 550 °F (-45 to 290 °C)
Ambient Temperature Range            0 to 160 °F (-18 to 70 °C)
Optimum Range Selections               Eight models per t/c type
Field-of-View                                       3:1 (17°) approximately
Minimum Spot Size                             0.25" (6 mm)
Spectral Response                             6.5 to 14 µ
Output Impedance                              4 to 8 Kohms approximately
Cable                                                   Thermocouple extension grade, PVC jacket, unshielded
Dimensions                                         1.28" x .71" Diameter (32.5 x 20 mm)
Weight                                                 1.4 oz (40 g) with cable
Housing                                                High strength ABS, hermetically sealed, exceeds NEMA 4, 4x;
                                                              IP65, 67, intrinsically safe.  Two locknuts supplied.
IRt/c


Sensing Range                                 -50 to 1200 °F (-45 to 650 °C)
Ambient Temperature Range           0 to 212 °F (-18 to 100 °C)
Optimum Range Selections              Eight models per t/c type
Field-of-View                                      1:1 (60°) approximately
Minimum Spot Size                            0.3" (8 mm)
Spectral Response                            6.5 to 14 µ
Output Impedance                              3 Kohms approximately
Cable                                                   Twisted shielded pair of base thermocouple material (J, K, etc.),
                                                             3 ft. (.9) m) standard length, Teflon sheathed, rated to
                                                             392 ºF (200 ºC) continuous service.
Dimensions                                        1.75" x .50" Diameter (44 x 12.7 mm)
Weight                                                 1.4 oz (40 g) with cable
Housing                                               Stainless steel, hermetically sealed, exceeds NEMA 4, 4x;
                                                              IP65, 67, intrinsically safe, cable shield grounded to housing
                                                              and electrically isolated from signal.
IRt/c.SV


Sensing Range                               -50 to 1200 °F (-45 to 650 °C)
Ambient Temperature Range         0 to 212 °F (-18 to 100 °C)
Optimum Range Selections            Eight models per t/c type 
Field-of-View                                    1:1 (60°) approximately
Minimum Spot Size                          0.3" (8 mm)
Spectral Response                          6.5 to 14 µ
Output Impedance                            3 Kohms approximately
Cable                                                 Twisted shielded pair of base thermocouple material
                                                           (J, K, etc.), 3 ft. (.9) m) standard length, Teflon sheathed,
                                                           rated to 392 ºF (200 ºC) continuous service.
Dimensions                                      2.27" x .50" Diameter (57.8 x 12.7 mm)
Weight                                              1.4 oz (40 g) with cable
Housing                                             Stainless steel, hermetically sealed, exceeds NEMA 4, 4x;
                                                            IP65, 67, intrinsically safe, cable shield grounded to housing
                                                           and electrically isolated from signal.
IRt/c.1X


 
Sensing Range                            -50 to 1200 °F (-45 to 650 °C)
Ambient Temperature Range      0 to 212 °F (-18 to 100 °C)
Optimum Range Selections         Eight models per t/c type
Field-of-View                                 1:1 (60°) approximately
Minimum Spot Size                       0.3" (8 mm)
Spectral Response                       6.5 to 14 µ
Output Impedance                        3 Kohms approximately
Cable                                             Twisted shielded pair of base thermocouple material
                                                        (J, K, etc.), 3 ft. (.9) m) standard length, Teflon sheathed,
                                                        rated to 392 ºF (200 ºC) continuous service.
Dimensions                                   1.43" x .50" Diameter (36 x 12.7 mm)
Weight                                            1.4 oz (40 g) with cable
Housing                                          Stainless steel, hermetically sealed, exceeds NEMA 4, 4x;
                                                         IP65, 67, intrinsically safe, cable shield grounded to housing
                                                        and electrically isolated from signal.

IRt/c.3X

 
Sensing Range                              -50 to 1200 °F (-45 to 650 °C)
Optimum Range Selections           Eight models per t/c type
Field-of-View                                   3:1 (17°) approximately
Minimum Spot Size                         0.25" (6 mm)
Spectral Response                         6.5 to 14 µ (2 to 20 µ with IRt/c.3XG germanium lens)
Output Impedance                           4 to 8 Kohms approximately
Cable                                                Twisted shielded pair of base thermocouple material (J, K, etc.),
                                                           3 ft. (.9) m) standard length, Teflon sheathed, rated to 392 ºF
                                                           (200 ºC) continuous service.
Dimensions                                      1.76" x .50" Diameter (44.7 x 12.7 mm)
Weight                                               1.4 oz (40 g) with cable
Housing                                             Stainless steel, hermetically sealed, exceeds NEMA 4, 4x; IP65,
                                                            67, intrinsically safe, cable shield grounded to housing and
                                                            electrically isolated from signal. Air Purge Built-in; designed for
                                                            severe paint or ink environment; 3; (0.9 m) of tubing provided.

IRt/c.3SV
 
Sensing Range                              -50 to 1200 °F (-45 to 650 °C)
Optimum Range Selections          Eight models per t/c type
Field-of-View                                  3:1 (17°) approximately
Minimum Spot Size                       0.2" (5 mm)
Spectral Response                        6.5 to 14 µ
Output Impedance                          4 to 8 Kohms approximately
Cable                                               Twisted shielded pair of base thermocouple material (J, K, etc.),
                                                          3 ft. (.9) m) standard length, Teflon sheathed, rated to 392 ºF
                                                          (200 ºC) continuous service.
Dimensions                                     2.27" x .50" Diameter (44.7 x 12.7 mm)
Weight                                             1.6 oz (44 g) with cable
Housing                                           Stainless steel, hermetically sealed, exceeds NEMA 4, 4x;
                                                          IP65, 67, intrinsically safe, cable shield grounded to housing
                                                          and electrically isolated from signal. Air Purge Built-in; designed
                                                          for severe paint or ink environment; 3; (0.9 m) of tubing provided

IRt/c.5

 
Sensing Range                              -50 to 1200 °F (-45 to 650 °C)
Optimum Range Selections          Eight models per t/c type
Field-of-View                                  5:1 (11°) approximately
Minimum Spot Size                        0.8" (20 mm)
Spectral Response                        6.5 to 14 µ
Output Impedance                         4 to 8 Kohms approximately
Cable                                              Twisted shielded pair of base thermocouple material (J, K, etc.),
                                                         3 ft. (.9) m) standard length, Teflon sheathed, rated to 392 ºF
                                                         (200 ºC) continuous service.
Dimensions                                    3.4" x 1.375" Diameter (86 x 35 mm)
Weight                                            6.5 oz (184 g) with cable
Housing                                          Stainless steel, hermetically sealed, exceeds NEMA 4, 4x; IP65,
                                                        67, intrinsically safe, cable shield grounded to housing and
                                                        electrically isolated from signal. Air Purge Built-in; cooling capacity
                                                        to 400 °F (200 °C) ambient; 3; (0.9 m) polyurethane tubing provided

IRt/c.10


 
Sensing Range                              -50 to 1200 °F (-45 to 650 °C)
Optimum Range Selections          Eight models per t/c type
Field-of-View                                 10:1 (6°) approximately
Minimum Spot Size                       0.8" (20 mm)
Spectral Response                       6.5 to 14 µ
Output Impedance                         4 to 8 Kohms approximately
Cable                                              Twisted shielded pair of base thermocouple material (J, K, etc.),
                                                        3 ft. (.9) m) standard length, Teflon sheathed, rated to 392 ºF
                                                        (200 ºC) continuous service.
Dimensions                                   3.76" x 1.375" Diameter (96 x 35 mm)
Weight                                            6.5 oz (184 g) with cable
Housing                                          Stainless steel, hermetically sealed, exceeds NEMA 4, 4x;
                                                        IP65, 67, intrinsically safe, cable shield grounded to housing
                                                        and electrically isolated from signal. Air Purge Built-in;
                                                        cooling capacity to 400 °F (200 °C) ambient; 3; (0.9 m)
                                                        polyurethane tubing provided

Selecting a Pre-Calibrated IRt/c

Ordering information: (Model) - (Thermocouple Type) - (Pre-Calibrated Temperature Range)
Select IRt/c(*) model. Example: IRt/c.3X
Select the thermocouple type (**) desired (J, K, etc.), add it to the model name.  Example: IRt/c.3X-K
Select the target temperature range. For example, to control a lamination process at 200 F (93 C), look at the following target temperature table for 200 F (93 C). Note the black area in the table indicates the "180F/90C" pre-calibrated range. Add this to complete your selection.
Example: IRt/c.3X - K - 180F/90C.


Additional note: The above table indicates the temperature ranges where the IRt/c’s match standard thermo-couple signals. This allows for highly accurate measurement and control in the ranges selected. IRt/c’s require no power supply and can be connected directly to thermocouple inputs of controllers, PLC’s, transmitters, and other t/c devices.

In addition, all IRt/c sensors are useable over the entire specified target temperature range for each sensor. Signal output tables and polynomials are available from Exergen.















Accuracy

IRt/c’s are pre-calibrated at the factory for typical target material emissive properties, but actual emissivi-ties may differ. The accuracies specified assume that the precalibrated value is correct for your installation, or that the single point set up of Tech Note #1 has been performed to reduce the error to zero at the calibra-tion point (which is normally the set point for a temperature control system).


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Exergen Remote IR Temperature Sensors