Hach-Lange SI792 D, SI792x D, SI792x D-FF, SI792x D-PA User Manual - Manual (Page 7)

5
Section 1 Specifications
Specifications are subject to change without notice.
Transmitter
Composition
PBT (polybutylene terephthalate)
Display LCD
Fittings
3 knockouts for M20 x 1.5 strain reliefs
2 knockouts for ½ inch NPT or rigid
metallic conduit
Power Requirements—HART
12–30 VDC (30 VDC maximum)
100 mA maximum
0.8 W maximum (Ex)
Power requirements—FF and
Profibus PA FISCO bus supply: 9 to 17.5 VDC
Linear barrier: 9 to 24 VDC
Loop current—HART
4–20 mA floating;
3.80–22.00 mA specifiable
Current consumption—FF and
Profibus PA
< 13.2 mA
Maximum current in case of fault
(FDE)—FF and Profibus PA
< 17.6 mA
Measurement error 1 <0.3% current value + 0.05 mA