詳細(xì)介紹
測(cè)量原理 | Resistance Temperature Detector | |
Characteristic / Application | metric style modular temperature assembly hygienic design hygienic process connection with neck | |
Terminal head | TA20A - aluminium - cover with screws TA20B - plastics - screw cover TA20D - aluminium - hinged cover high TA20J - SS - deep-drawn w. or w/o. display TA20R - SS - machined w. screw cover TA20W - aluminium - cover w. snap fit TA21E - aluminium - screw cover w. chain | |
Thermowell / protection tube | without (not intended to use with thermowell) | |
Insert / probe | mineral insulated (MI), flexible | |
Outer diameter protection tube | 6,0 mm (0,24'') 8,0 mm (0,31'') | |
Max. immersion length on request | up to 1.000,00 mm (39,37'') | |
Material protection tube/thermowell | 1.4435 (316L) | |
Process connection | hygienic: conical sealing system G1/2" (metal) conical sealing system M12x1,5 (metal) clamp connections acc. to ISO 2852 / DIN 32676 clamp connections TRI-Clamp / Micro-Clamp screwed pipe joint acc. to DIN 11851 screwed pipe joint acc. to DIN 11864-1 Varivent SMS 1147/8 G1" Liquiphant type M Ingold welded (cylindircal) welded (spherical) | |
Tip shape | straight reduced | |
Surface roughness Ra | 0,4 μm (15,7 μin.) 0,8 μm (31,5 μin.) | |
Operating temperature range | PT 100: -50 °C ...200 °C (-58 °F ...392 °F) | |
Max. process pressure (static) | at 20 °C: 50 bar (725 psi) | |
Accuracy | class A acc. to IEC 60751 1/3 DIN class B acc. to IEC 60751 | |
Response time | depending on configuration t50 = 5 s t90 = 13 s | |
Integration head transmitter | yes (4 … 20 mA; HART; PROFIBUS PA; FOUNDATION FIELDBUS) | |
Ex - approvals | ATEX | |
Certification | Gost Metrology FDA EHEDG 3A SIL (transmitter only) |