Yokogawa RAMC - Manual (Page 20)

<3. INSTALLATION>
3-4
IM 01R01B02-00E-E 10th edition January 01, 2013 -00 All Rights Reserved. Copyright © 2003, Rota Yokogawa
15
4
6
3
1
14
12
10
11
8
7
9
U
F
G
RAMC
A Power supply U
Mains 230V AC
KFA6-SR2-Ex2.W
Option: /W2B
Transmitter Relay
Limit MIN
Limit MAX
Option / Kn
Rotameter
4-20mA
Max
Min
12
11
10
9
Limit switches
EN 60947-5-6 (Namur)
One channel connection like limit MAX
4-20mA
RL
-
+
-
+
-
+
-
+
~ ~
+
-
+
-
Power supply U / V RL / W
13.5V ... 30V < (U-13.5V) / 20mA
F1.EPS
Fig. 3-3 RAMC 2-wire unit with limit switches and transmitter relay
15
4
6
3
1
14
12
10
11
8
7
9
U
F
G
RAMC
A Power supply U
Mains 230V AC
KFA6-SR2-Ex2.W
Option: /W2B
Transmitter Relay
Limit MIN
Limit MAX
Option / Kn
Rotameter
Max
Min
12
11
10
9
Limit switches
EN 60947-5-6 (Namur)
One channel connection like limit MAX
0/4 - 20mA RL
-
+
-
+
-
+
-
+
~ ~
+
-
+
-
Power supply U / V RL / W
13.5V ... 30V < (U-13.5V) / 20mA
F2.EPS
Fig. 3-4 RAMC 3-wire unit with limit switches and transmitter relay