The PRTXB and PRTXAL Digital Temperature Gages include a precision RTD Sensor in a rugged 316 SS sheath. The front keypad is used for power on/off, min/max functions, selection of deg F, C or K, auto shutoff times (for
battery models), calibration and configuration options. User-defined pass codes for configuration and calibration to prevent unauthorized changes.
Specifications Ranges and Resolution: -50.0 to 200.0°C (-58.0 to 392.0°F), extrapolated range for out-of-range conditions, 0.1 degree resolution, user selectable °C or °F Accuracy: Includes linearity, hysteresis, repeatability ±0.3°C at 0°C, ±1.1°C at 150°C, 11-point linearization Display: 4 readings per second nominal display update rate 4-digit LCD, 0.5" H 5 character, 0.25" H alphanumeric BL Models: Red LED backlight Batteries, Battery Life, Low Battery Indication: B: 2 AA alkaline (included), approx. 1000 hours BL: 2 AA alkaline (included), approx. 150 to 750 hours depending on backlight usage, button press activates backlighting for 1 minute, low battery symbol on display
Relay Output (PRTXAL and PRTXALBL): Two independent SPDT relays 0.5A/115 Vac, 1A/24 Vdc, non-inductive Sensor: IEC-751 Class B 100 O Platinum RTD, 0.00385 alpha curve 1/2 NPT male, 316 stainless steel, spring-loaded probe versions fit standard thermowells Weight: Product: 12 ounces (approx) Shipping: 1 pound (approx) Dimensions: Same as model PRTX-D, visit omega.com/prtxd Housing Material: ABS/polycarbonate NEMA 4X case, rear gasket, polycarbonate label, aluminum sensor block Storage Temperature: -40 to 95°C (-40 to 203°F) Operating Range: -20 to 85°C (-4 to 185°F) at housing Alarm Power (PRTXAL and PRTXALBL): 8 to 24 Vac, 50/60 Hz or 9 to 32 Vdc, reverse polarity protected 3", 2-conductor 22 AWG cable for power
† All amounts shown in USD Note: Comes complete with operator’s manual. * Thermowell required for spring-loaded models. Ordering Example: (1) PRTXAL-6 RTD temperature Gage with alarms, display and 6, $479.00
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Select Transmitter Type select from: B for Battery powered (no backlight) BL for Battery powered (with backlight) AL for Alarm output (no backlight) ALBL for Alarm output (with backlight)
Specify Length select from: 21/2 for 64 mm (2.5") 4 for 102 mm (4") 6 for 152 mm (6") 9 for 229 mm (9") 12 for 305 mm (12")
Spring-loaded option select from: Nothing(leave field blank) for Fixed length (not spring-loaded) -SL for Spring-loaded
Note: All combinations may not be valid, check spec sheet for valid part numbers.
PRTXAL Series - Digital RTD Temperature Transmitters
PRTXB Series - Digital RTD Temperature Transmitters