12
3
4
5
6
12
6
2
ze
za
A
B
off
t sec
IP 30
Sensorstromkreis EEx ia IIC
60mA
-
+
-
+
PTB-Nr.: Ex-95/xxxx X
max: 36V
5 6
nsp.
I
a
: -20...+60°C
power supply
20...72VDC
2 W
20...250 VAC
L
N
Sensor
1
2
T
e
rm
inal
13
12
out
14
3AAC/1ADC
500VA/54W
max.250VAC/DC
9 10
+ -
Uo < xx V
Lo < xx mH
Co < xx nF
Po < xx mW
Io < xx mA
1
2
3
F
ig
.
7
:
I
ndicating and adjustment elements
1
DIL
switch block
2
T
ype label
3
T
ransparent cover
6
.
2
A
djustment elements
C
ontrol lamps
(
LED
)
in the front plate indicate operation
,
switching status and fault signal
.
l
G
reen
-
O
peration control lamp
-
M
ains voltage on
,
instrument operates
l
R
ed
-
F
ailure lamp
-
F
ault on the sensor circuit by sensor failure or line
break
C
ontrol lamps
16
SU
501
E
x
-
S
ignal conditioning instrument
S
et up
27953
-
EN
-
050616