500°C Working standard PRTs

Model WSP500 PRTs feature wire wound RTD elements assembled into stainless steel or Inconel probes. The WSP500 series has excellent accuracy and long-term stability. They can be used as working standard for dry well calibrators and other applications. Available in standard models and custom design.

Specifications

Resistance at 0°C:
100 Ω or custom design
Temperature range:
-250 -500°C
Temperature coefficient:
0.003850 or 0.003925 minimum
Stability:
R0 typical drift < 0.008°C after
500 hours at 500°C
Thermal shock:
R0 typical drift < 0.005°C after
100 times from 25 to 500°C
Dimensions:
0.188" and 0.25" dia. x 12" L standard, custom sizes available

How to order

WSP500	Model number
A	Tolerance at 0°C:
	A = ± 0.06%, IEC DIN class A
	B = ± 0.12%, IEC DIN class B
120	Probe length:
	120 = 12.0 inches
	Specify in 0.5" increment
N4	Number of leads:
	N4 = 4 leads
L36	Lead wire length in inches
	L36 = 36 inches
Sample part number: WSP500A120N4L36

News

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Specialty of product

Excellent long term stability and wide temperature range is the specialty of ASP RTDs and PRTs.

How to Order

ASP accepts major credit cards order.