Endress+Hauser iTEMP TMT187, Руководство по эксплуатации

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10 Technical Data Temperature head transmitter
32
Power supply
Electrical connection
’FF˜4^"z›F˜Q˜˜‡aamV‡
Power supply
*
˜K˜GQ˜:˜zpd"a›©˜zp›F4›F=
Ripple
"ddp§"*dF˜azzdF˜
’’
˜
≤
Q˜˜"›˜
*
˜
≥
s˜:˜O˜
h"¨
˜K˜s˜c«
Measuring accuracy
Reply time
s˜’
Reference conditions
"da*"›apm˜›FhzF"›¤F˜¢˜@˜ƒ˜Q˜
Measured error
F’a’›"m4F˜›^FhphF›F˜9
Type:
3 ›s¬¬:˜as¬¬
3 ›Q¬¬:˜aQ¬¬
3 ›s¬¬¬:˜as¬¬¬
Measurement accuracy:
1
3 ¬¢˜˜p˜¬¬G~
3 ¬Q˜˜p˜¬¢¬~
3 ¬˜˜p˜¬s¢~
s ~˜a’˜Fd"›F=˜›p˜›^F˜"=b¤’›F=˜hF"’¤FhFm›˜"mVF˜|›^F˜¦"d¤F˜›p˜*F˜"zzdaF=˜a’˜›^F˜VF"›F}
^Fhp4p¤zdF˜9
Type:
3 :˜:˜:˜:˜:˜
3 :˜:˜
3 :˜:˜:˜
pFQpFTs
Measurement accuracy:
3 ›©z˜¬Q˜
3 ›©z˜s¬˜
3 ›©z˜¢¬˜
Influence of power
supply
≤
˜ƒ¬¬s~—˜=F¦a"›apm˜Oph˜¢T˜
¢
¢ dd˜="›"˜a’˜Fd"›F=˜›p˜"˜hF"’¤FhFm›˜Fm=˜¦"d¤F˜| }˜pO˜¢¬˜h
Load influence
≤
˜ƒ¬¬¢~—s¬¬˜
Ω
¢
˜
Influence of the
reference junction
›s¬¬˜˜˜•Qs˜d˜˜|am›Fm"d˜FOFFm4F˜b¤m4›apm˜Op˜^Fhp4p¤zdF’˜}
Temperature drift
3 F’a’›a¦F˜›^FhphF›F˜|}9
=
˜K˜ƒ˜|sQ˜zzh—˜(˜h"¨˜hF"’˜"mVF˜‚˜Q¬˜zzh—˜(˜zF’F›˜hF"’˜"mVF}˜(˜
∆ϑ
3 ^Fhp4p¤zdF˜|}9
=
˜K˜ƒ˜|Q¬˜zzh—˜(˜h"¨˜hF"’˜"mVF˜‚˜Q¬˜zzh—˜(˜zF’F›˜hF"’˜"mVF}˜(˜
∆ϑ
3 ›s¬¬
=
˜K˜ƒ˜|sQ˜zzh—˜(˜|"mVF˜Fm=˜¦"d¤F‚˜¢¬¬}˜‚˜Q¬˜zzh—˜(˜zF’F›˜hF"’˜
"mVF}˜(˜
∆ϑ
∆ϑ
K˜F¦a"›apm˜pO˜"h*aFm›˜›FhzF"›¤F˜›p˜FOFFm4F˜4pm=a›apm
Long term stability
≤
˜¬:s˜—©F"

˜p˜
≤
˜¬:¬Q~—©F"
s:˜
 m=F˜FOFFm4F˜4pm=a›apm’