User Manual

<10. EXPLOSION-PROTECTED TYPE INSTRUMENTS>
10-5
IM 01R01B02-00E-E 10th edition January 01, 2013 -00
All Rights Reserved. Copyright © 2003, Rota Yokogawa
10.3.2 Installation
Protection circuit for a power supply to meet the maximum values of the electronic transmitter :
Current limitation
S = 200 mA F Gasgroup Gasgroup IIC
= 1.33 W
to
-D = 27 V 5% 24V DC
“nL” Voltage
limitation L .0 mH
R
R
1 1
IIB
+
P
o
P
o
= 1.06 W
I
o
= 187 mA I
o
= 150 mA
WT MAG
1
U
o
= 28.35 V U
o
= 28.35 V
- C
o
= 1.59 µF C
o
= 260 nF
L
o
= 10.0 mH
o
= 3
-
R
1
= 160Ω, 5%,5W
1
= 200
Ω, 5%,4.6W
F101.EPS