OPERATING MANUAL
MN-SST50
ED-17-09
SPRIANO® TECHNOLOGIES
- www.spriano.it – [email protected]
a TERRANOVA® Srl brand
- www.terranova-instruments.com - VAT IT07848810151
Factory & Sales: Via Gramsci 1 – 26827 Terranova dei Passerini (LO) – Italy
Head Office: Via Rosso Medardo 16 – 20159 Milano – Italy Ph: +39 0377 919119 – Fax: +39 0377 855720
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The evaluation of the system formed by the associated apparatus, the transmitter and the
connecting cables must be performed by experienced personnel and must be in accordance with
the requirements of EN 60079-25 concerning intrinsically safe systems.
For proper installation must take into account the safety instructions of the barrier used.
W
ARNING
!
The choice of the associated apparatus has to be made based on the maximum
input parameters of the transmitter.
Maximum input parameters of the equipment (relative to the intrinsically safety):
Parameter
Tamb
≤ 60°C
Tamb
≤ 80 °C
Output signal
4÷20 mA
4÷20 mA
Input voltage
(
V
)
30 V
25.2 V
Input current
(
li
)
100 mA
100 mA
Input power
(
Pi
)
0.75 W
0.63 W
Internal capacitance
(
Ci
)
10 nF
10 nF
Internal inductance
(
Li
)
Negligible
Negligible
I
NFORMATION
!
The device has passed the test of dielectric strength required by the harmonized
standard EN 60079-11. The test has been carried out between the intrinsically safe
circuit and the casing to a voltage of 500V for a time equal to 60s.
The Aluminum housing containing the electronics has passed the tests required by
standard EN 60529 for the degree of protection IP66.
The SS AISI 316 housing containing the electronics has passed the tests required by
standard EN 60529 for the degree of protection IP67.