Technical data
8.1 Rated conditions
TS100/TS200/TS300/TS500/TSinsert/TSthermowell
Compact Operating Instructions, 01/2018, A5E03920348-AE
47
in "Intrinsic safety Ex i"
- or -
in "Non-sparking nA"
in flameproof enclosure (Ex d)
is part of a "Intrinsic safety Ex i"
- or -
in non-intrinsically safe circuits
(Ex tb)
Without electronic
(only enclosure
with terminal base)
Refer to your TS500 head and
relevant temperature class in the
Table 8-3 Gas Ex i/nA
(Page 50),
Table 8-4 Gas Ex i/nA
(Page 51),
Table 8-5 Type 2N (Page 51)
and
Table 8-6 Type 2N (Page 52).
Refer to your TS500 head
without electronic in the
Table 8-7 Gas Ex d (Page 52)
and
Table 8-8 Type 2N (Page 53).
Refer to your TS500 head
without electronic in the
Table 8-9 Dust Ex i/tb (Page 53)
and
Table 8-10 Type 2N (Page 54).
With temperature
transmitters
SITRANS TH or
third party trans-
mitters
T
a_max
= (T
1
- ∆T2G) ≤ T
2
T
1
= see relevant certificate of
the temperature transmitters.
∆T2G and T
2
= see
Table 8-3 Gas Ex i/nA
(Page 50),
Table 8-4 Gas Ex i/nA
(Page 51),
Table 8-5 Type 2N (Page 51)
and
Table 8-6 Type 2N (Page 52).
Refer to your TS500 head with
electronic in
Table 8-7 Gas Ex d (Page 52)
and
Table 8-8 Type 2N (Page 53).
When installing third party
transmitter, keep in mind the
max. permitted power consump-
tion of 3 W.
Refer to your TS500 head with
electronic" in
Table 8-9 Dust Ex i/tb (Page 53)
and
Table 8-10 Type 2N (Page 54).
When installing third party
transmitter, keep in mind the
max. permitted power consump-
tion of 1 W. Assumed max.
surface temperature of the
TS500 enclosure is 85 °C.
If the max. permissible ambient
temperature of third party
transmitters is lower then 85 °C
calculate as follow:
T
a_max
= T
1
- ∆T1D - ∆T2D
T
1
= see relevant certificate of
the temperature transmitters.
∆T1D = 22K (max. permitted
power consumption of 1 W)
∆T2D = See Table 8-9 Dust
Ex i/tb (Page 53) and
Table 8-10 Type 2N (Page 54).