Date:2014-06-25

909 – Working SPRT

Feature

표준백금저항온도계 • 광범위(-196 °c to 670 °c)에서 작동 • 3가지 길이 선택가능 • 표준 : 480mm • 연장 : 550mm • 최대 연장 가능 길이 : 600mm

Model 909 RTPW 25.5Ω 100Ω
Nominal Resistance	25.5Ω at 0°C 100Ω
Recommended Max. Current mA	1 0.5
Nominal Sensitivity	0.1 Ω/°C 0.4 Ω/°C
Resistance Ratio	Wga>1.11807 as required by ITS-90
Self-heating	1mK / 25 microwatts
Stability	Depends upon the temperature range of use. Typical annual stability, see the table on the next page.
Internal leads	4 wire-platinum
External Leads	Silver-plated multi-strand wires in a low-loss insulation cable terminating in gold-plated terminals.