| 測量原理 | 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) |
