
Temperature Monitoring | Outdoor Temperature Sensors
TO SERIES
Sleek Design, Reduces Solar Heating
TO
TO Series outdoor temperature sensors feature a sleek, weather
resistant design, and provide easy installation. The durable probe is
encased in a radiation shield to reduce the effects of solar heating.
Choose from a variety of RTD, thermistor, or transmitter outputs to suit
any application.
SPECIFICATIONS
Sleek design
Reduces solar heating…reliable
and accurate
APPLICATIONS
• Outdoor reference
Flexibile
Available with transmitter, linitemp,
RTDs, or thermistors
Wiring 22 AWG; 2-wire: RTD/Thermistor, 4 to 20 mA;
Junction Box Weather resistant
TEMPERATURE TRANSMITTER OPTION
Input Power 4 to 20 mA version - Loop powered Class 2,
Temp. Output 2-wire, loop powered Class 2, 4 to 20mA;
Sensor Type Solid-state, integrated circuit (Transmitter)
Accuracy ±0.5°C (±.9°F) typical
Ranges 0 to 50 °C (32 to 122 °F), -40 to 50 °C
LINITEMP OPTION
Input Power 5 to 30 Vdc
Output 10mV/°C
Operating Temp -25 to 105 °C (-13 to 221 °F)
Calibration Offset 1.5 °C (2.7 °F) typical; 2.5 °C (4.5 °F) max. at
Offset over Temp.
RESISTIVE OPTION
Operating Temp -25 to 105 °C (-13 to 221 °F)
3-wire: voltage output models
12 to 30 Vdc only, 30 mA max;
0-5/0-10 V versions - 12-30 Vdc/24 Vac, 50/60 Hz,
15 mA max
3-wire, 0-5 V/0-10 Vdc
(-40 to 122 °F)*
25 °C (77 °F)
1.8 °C (3.24 °F) typical; 3.0 °C (5.4 °F) max. over
0 to 70 °C (32 to 158 °F) range;
2.0 °C (3.6 °F) typical, 3.5 °C (6.3 °F) max. over
-25 to 105 °C (-13 to 221 °F) range
WARRANTY
Limited Warranty 5 years
AGENCY APPROVALS
*
*The CE mark indicates RoHS2 compliance. Please refer to the CE Declaration of Conformit y
for additional details.
TM
HQ0001875.G 0117

DIMENSIONAL DRAWING
4.7"
(119 mm)
2.7"
(69 mm)
ORDERING INFORMATION
RTD/Thermistor Models
Sensor Type
TO
B = 100R platinum, R TD
C = 1k platinum, RTD
D = 10k T2, Thermis tor
E = 2.2k, The rmistor
F = 3k, Thermi stor
G = 10k CPC, Therm istor
H = 10k T3, Thermis tor
I = 1k Balco (Nickel- iron) RTD
J = 10k Dale, Therm istor
K = 10k w/11k shunt, The rmistor
M = 20k NTC, Ther mistor
N = 1800 ohm, Ther mistor
P = 10mV/°C, Linitemp
R = 10k US, Thermis tor
S = 10k 3A221, Thermistor
T = 100k, Ther mistor
U = 20k “D”, Thermis tor
W = 10k T2 high accura cy, Thermistor
Y = 10k T3 high accura cy, Thermistor
* Not availa ble with W and Y high -accuracy ther mistors
Output
RØ
= Resisti ve Output
Transmitter Models: 9.5" (242 mm)
All Other Sensor Types: 4.0” (102 mm)
Cal Certicate
0 = None
1 = 1 point Cal v alidation*
2 = 2 point Cal v alidation*
Example:
C RØ 2
TO
0.7"
(18 mm)
Temperature Transmitter Models
Output
TOA
M = 4 to 20 mA
V = 0-5/0-10 Vdc
Example:
TOA M 1 0
Temperature Monitoring | TO Series
Calibration
Range
1 = -40 to 50 ° C
(-40 to 122 °F)
2 = 0 to 50 °C
(32 to 122 °F)
Certicate
0 = None
1 = 1 point cal v alidation
2 = 2 point cal v alidation
HQ0001875.G 0117
TM