Siemens SITRANS TH400, Operating Instructions Manual, Page: 41 / 62

Technical data
SITRANS TH400
Operating Instructions, 06/2010, A5E01018688-02
41
Construction
Dimensions ∅ 44 x 26.3 mm
Degree of protection (transmitter housing/terminal) IP40/IP00
Weight 55 g
Certificates and approvals:
Explosion protection ATEX and further approval authorities
ATEX Zone 0 and 1 approvals SITRANS TH400 7NG3214-0AN00
SITRANS TH400 7NG3215-0AN00
Explosion protection ATEX and further approval authorities
Only the technical data listed in the certificates, e.g. KEMA 06 ATEX 0264, applies to applications
in hazardous areas.
"Intrinsic safety" protection type 
II 1 G Ex ia IIC T4...T6

II 2(1) G Ex ib[ia] IIC T4...T6
 II 1 D Ex iaD
Electrical specifications
Intrinsically-safe power supply Application in FISCO systems
With P
o
< 0.84 W With P
o
< 1.3 W With U
o
= 17.5 V With U
o
= 15 V
Input parameters: Terminals 1 and 2
U
i
30 V 30 V 17.5 V 15 V
I
i
120 mA 300 mA 250 mA 900 mA
P
i
0.84 W 1.3 W 2.0 W 5.32 W
L
i
1 μH 1 μH 1 μH 1 μH
C
i
2.0 nF 2.0 nF 2.0 nF 2.0 nF
Output parameters: Terminals 3, 4, 5, and 6
U
O
5.7 V
I
O
8.4 mA
P
O
12 mW
L
O
200 mH
C
O
40 µF
Permissible ambient temperature
Temperature
class
T1 ... T4
-40 ... +85°C -40 ... +75°C -40 ... +85 °C -40 ... +85 °C
Temperature
class T5
-40 ... +70°C -40 ... +65°C -40 ... +60°C -40 ... +60 °C
Temperature
class T6
-40 ... +60 °C -40 ... +45°C -40 ... +45 °C -40 ... +45 °C