Honeywell Krom Schroder PFU 780 - Field Bus Interface PFA 700

PFU 780 · Edition 02.12l 60
32b
30a
N
L1
8b
11b
12b
PFA 700
µC
15b
16b
1c
9c
VP
1. PFU
9. PFU
RxD/TxD-P
RxD/TxD-N
DGND
0 V
24 V=
…
…
ϑ
10c
1. PFU
9. PFU
…
2
1
1a
9a
1. PFU
9. PFU
…
10a
18a
1. PFU
9. PFU
…
19a
23a
1. PFU
5. PFU
…
20c
23c
6. PFU
9. PFU
30c
…
24 V
0 V
24 V
…
1
4
14b
18b
21b
22b
…
…
1
4
23b
26b
24 V
24 V
I/O
18c
PFU
19c
17b
30e
26e
PFU
24 V
L1
PROFIBUS DP
Accessories
8.10 Field bus interface PFA 700
For connection of up to nine automatic burner control
units PFU 760 to industrial communication networks
using PROFIBUSDP, in order to transfer measuring,
control and regulation signals as a bundle.
4 digital inputs: 24 V DC, ± 10%, < 10 mA,
4 digital outputs: relay contact, max. 1 A, 264 V (not
fused internally).
Mains voltage: 110 – 240 V AC, 15/+10%, 50/60 Hz.
Further information can be found in Technical informa-
tion PFA.