Cashco Siemens PS2 I/P - Manual (Page 103)

Option modules
Electrical data Without Ex pro-
tection With Ex protection
Explosion protection to
EN 50 014 and EN 50 020 – II2G EEx ia/ib II C
T4/T5/T6
1 )
Mounting location – Zone 1
Permissible ambient
temperature for operation -30 to +80 °C T4: -30 to +80 °C
T5: -30 to +65 °C
T6: -30 to +50 °C
Alarm module
Binary alarm outputs A1, A2
and alarm output
Signal status High
(not triggered)
Signal status Low 3 )
(triggered)
Internal capacitance C
i
Internal inductance L
i
Power supply U
H
Connection to intrinsically-safe
switching amplifier to DIN 19 234
6DR4004-8A
(without Ex pro-
tection)
Conductive
R = 1 k
Ω,
+3/-1 %
Non-conductive
I
R
< 60 µA
–
–
≤ 35 V
–
6DR4004-6A
(with Ex protec-
tion)
≥ 2.1 mA
2 )
≤ 1.2 mA 2 )
≤ 5.2 nF
Negligible
–
U
o
≤ 15.5 V DC
I
k
≤ 25 mA
P ≤ 64 mW
Binary input BI2
• Electrically connected to
basic device
- Signal status 0 Floating contact, open
- Signal status 1 Floating contact, closed
- Contact rating 3 V, 5 µA
• Electrically isolated from
basic device
- Signal status 0 ≤ 4.5 V or open
- Signal status 1 ≥ 13 V
- Input resistance ≥ 25 kΩ
Static destruction limit ± 35 V –
Internal inductance and capacit. – Negligible
Connection to intrinsically-safe
voltage source – U
i
≤ 25.2 V
Electrical isolation The 3 outputs, the input BI2 and the
basic device are electrically isolated
from each other
I
y
module 6DR4004-8J
(w/o Ex protection) 6DR4004-6J
(with Ex protec-
tion, only for temp.
class T1 to T4)
Direct current output for
position feedback Two-wire system
Rated signal range i 4 to 20 mA, short-circuit-proof
Operating range 3.6 to 20.5 mA
Power supply U
H
+12 to 35 V +12 to 30 V
External load R
B
[k Ω] ≤ (U
H
[V] - 12 V) /i [mA]
Transmission error ≤ 0.3 %
Temperature influence ≤ 0.1 %/10 K
Resolution ≤ 0.1 %
Residual ripple ≤ 1 %
Internal capacitance C
i
– ≤ 11 nF
Internal inductance L
i
– Negligible
For connection to intrinsically-
safe sources with
for T4
• U
i
• I
i
• P
i
–
–
– ≤ 30 V
≤ 100 mA
≤ 1 W
SIA module
Limit monitor with slot-type initia-
tors and alarm output 6DR4004-8G or
6DR4004-6G (only for 6DR5...)
Connection Two-wire system to DIN 19 234
(NAMUR), for series-connected
switching amplifiers
2 slot-type initiators Type SJ2-SN
Function NC
Connection to intrinsically-safe
switching amplifier, DIN 19 234
Ex protection EEx ia/ib IIC T4/T5/T6
EMC
See alarm module
1 ) Only in conjunction with the basic device 6DR5 7 7 7 - 7 E 7 7 7 .
2 ) Switching thresholds with supply to DIN 19 234: U
H
= 8.2 V, R
i
= 1 k Ω.
3 ) Low is also the state if the basic device is faulty or without an
electrical power supply.
Technical data
103
SIPART PS2 Manual
A5E00074631-01