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RTD Thermometers
High Accuracy
868F/869C
U Comes with NIST Traceability
Certificate (No Points)
U 3- and 4-wire RTDs
U High Accuracy
U 0.1° and 1° Resolution
U Compact and Rugged
U DIN 43760 Standard
Specifications
Sensor: 3- or 4-wire 100 Ω Platinum
RTD a=0.00385
Accuracy: Includes DIN 43760
conformity (no points), repeatability,
temperature coefficient (18 to 28°C
ambient), time stability (1 year) and
errors with up to 50 Ω of resistance in
each lead; excluded probe errors
Repeatability: Less than 0.2°F typical
for one week at constant ambient
temperature
Temperature Coefficient:
18 to 28°C (64 to 82°F); included in
accuracy specification; less than 18°C
(64°F) or greater than 28°C (82°F) less
than ±(0.015°C)/°C
Maximum Lead Resistance:
4-wire: 50 Ω max; 3-wire: 10 Ω max
Display: 3
height; polarity, decimal point, open
sensor and overrange indication
Reading Rate: 1.5 per second
Battery Life: 500 hours typical,
with 9V alkaline battery (included)
Battery Indicator:
Display reads “LO BAT” when
less than 10% of life remains
Linearization: Ratiometric dual-slope
A/D with continuous linearization
Mating Connection: OMEGA
T instrumentation connectors (model
TA4F and TA4FL), see omega.com
Environmental Limits: Operating:
-10 to 50°C (14 to 122°F),
less than 80% RH, up to 35°C
Storage: -35 to 60°C (-31 to 140°F),
less than 90% RH, up to 35°C
Maximum Common Mode Voltage:
42V peak
Temperature Settings
Model 868F
200°F:
Range: -199.0 to -100.1°F;
-199.0 to -100.1°F
Resolution: 0.1°F
Accuracy: ±1.0°F; ±0.4°F
1100°F:
Range: -100 to +1100°F;
-360 to -101°F
Resolution: 1°F
Accuracy: ±2°F; ±4°F
1
⁄2 digit LCD, 13 mm (0.5")
®
series
869C shown
smaller than
actual size.
TA4F connector
provided with
each unit.
Model 869C
200°C:
Range: -100.0 to +199.9°C;
-199.0 to -100.1°C
Resolution: 0.1°C
Accuracy: ±0.3°C; ±1.5°C
1100°C:
Range: -100 to 630°C;
-220 to +101°C
Resolution: 1°C
Accuracy: ±1°C; ±2°C
Dimensions: 160 H x 69 W x 31 D mm
(6.3 x 2.7 x 1.2")
Net Weight: 210 g (7.5 oz)
To Order
Model No. Description
868F RTD Thermometer (Fahrenheit)
869C RTD Thermometer (Celcius)
Accessories
Model No. Description
SC-800 Soft carrying case
TA4F Series T 4-wire connector (1 supplied)
MN1604 9V alkaline battery
OT-201-1/2 High thermal conductivity paste for fast
surface measurements, 1⁄2 ounce jar
CAL-3-HH NIST-traceable calibration with points
Comes complete with 9V alkaline battery, NIST traceable calibration certificate (no points),
operator’s manual, mating input connector (TA4F).
Ordering Example: 868F, RTD thermometer, with fahrenheit readout.
OCW-3, OMEGACARESM extends standard 1-year warranty to a total of 4 years.
L-54
868F.
See OMEGA’s Complete
Line of RTD Probes
and Handles online
OMEGACARESM extended warranty program
is available for models shown on this page. Ask
your Sales representative for full details when
placing an order. OMEGACARE
parts, labor and equivalent loaners.
Standard
No Points
Extended Warranty
Program
SM
SM
covers
L
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