Athena Technologies OTC25 N Technical Specifications, Operating Limits, Sensor Range, Performance

Technical

Specifications

Operating Limits
Ambient Temperature	32° F to 140° F (0° C to 60° C)
Relative Humidity
Tolerance	20% to 95%, Non-Condensing
Power	85 to 250 V ±10%, 50/60 Hz
Sensor Range	(Single-Phase) 120 to 250 Vdc
Type J Thermocouple	OTC25 N/L: 6 to 926° F
		(-14 to 496° C)
	OTC25 P:	32 to 999° F
		(0 to 537° C)
Type K Thermocouple	OTC25 P:	0 to 999° F
Performance		(-17 to 537° C)
Accuracy	±0.3% of Full Scale
	(±0.10% Typical), ±1 Digit
Setpoint Resolution	1° F/C
Repeatability	±1 Count
Temperature Stability	5 µV /° C (Maximum)
TC Cold-End Tracking	0.05° C /° C Ambient
Noise Rejection	100 dB Common Mode,
	70 dB Series Mode
Temperature Sampling	3.7 Hz (270 ms)
Control Characteristics
Control Hysteresis	2 to 252° F (1 to 140° C)
Display Offset	-126 to 126° F (-70 to 70° C)
Mechanical Characteristics
Display	7-segment LED,
	alphanumeric: 3 digits
Display Height	0.56" (14.22 mm)
Color	Orange
Front-Panel Cutout	3.622" x 3.622"
	(92 mm x 92 mm)
Bezel Outside Dimensions	3.780" x 3.780"
	(96 mm x 96 mm)
Bezel Height	0.250" (6.35 mm)
Case Depth	3.515" (89.28 mm)
Weight	< 15 oz (425 g)
Connections	7
Contacts	“Fast-On” .250” (6.35 mm)

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