Endress+Hauser Gammapilot M FMG60 Safety Instructions page 23

Gammapilot M FMG60
Endress+Hauser
Signal circuit
Basic specification, Position 3
(Connect. Power Supply;
Connect. Output) = B, E, J, K
Basic specification, Position 3
(Connect. Power Supply;
Connect. Output) = C, D, G, H
Terminal compartment B
Intrinsic safety (Ex ia)
 10
Signal circuit
4...20 mA/ HART U
1)
(active) I
o
P
+ -
R
C
L
Characteristic
curve: linear
U
I
i
P
PT100 U
PT100
I
o
P
R
C
L
Characteristic
curve: linear
2)
Cascade out U
I
o
P
- +
R
C
L
Characteristic
curve: linear
3)
Cascade in U
I
i
P
+ -
C
L
not connected
+ -
4...20 mA/HART (active)
U = 253 V
m AC
The detector ensures galvanic isolation up to a maximum of
+ -
253 V between the signal circuit and any other circuit.
AC
OFF
ON
SIM WP
PT100
9 10 1112
IN CASCADE OUT
+ – + –
5 6
3 4
Ex ia IIC
= 21.2 V C = 150 nF
o o
= 92 mA at
= 479 mW L = 0.15 mH
o o
= 235 Ω C = 115 nF
i o
= 13.4 nF at
i
= 0 L = 1 mH
i o
= 30 V
i
= 13 mA
= 390 mW
i
= 8.4 V C = 1 200 nF
o o
= 8.3 mA at
= 17.5 mW L = 1 mH
o o
= 1 012 Ω C = 1 800 nF
i o
= 0 at
i
= 0 L = 0.15 mH
i o
= 8.4 V C = 5.1 µF
o o
= 19.2 mA L = 69 mH
o
= 40.3 mW
o
= 439 Ω
i
= 5.3 nF
i
= 67 µH
i
= 8.4 V
i
= 19.2 mA
= 40.3 mW
i
= 0
i
= 67 µH
i
– +
7 8
Ex ia IIB Ex ib IIC
C = 886 nF C = 169 nF
o o
at L = 4 mH
o
L = 0.15 mH
o
C = 686 nF
o
at
L = 1 mH
o
C = 6 µF C = 5.2 µF
o o
at L = 400 mH
o
L = 1 mH
o
C = 5.2 µF
o
at
L = 2 mH
o
C = 42 µF C = 5.1 µF
o o
L = 199 mH L = 69 mH
o o
XA00303F-G
A0031764
Ex ib IIB
C = 1.2 µF
o
L = 15 mH
o
C = 43 µF
o
L = 400 mH
o
C = 42 µF
o
L = 199 mH
o
23