Measurement Computing E-PDISO16 - Manual (Page 9)

E-PDISO16 User's Guide Introducing the E-PDISO16
E-PDISO16 block diagram
E-PDISO16 functions are illustrated in the block diagram shown here.
PIC18F8520
Microcontroller
3V
Power
Regulator
NO
0
5V
Power
Regulator
Relay 1
Relay 2
Relay 3
Relay 4
5V
Power
Regulator
Relay 8
Relay 7
Relay 6
Relay 5
5V
Power
Regulator
Relay 9
Relay 10
Relay 11
Relay 12
5V
Power
Regulator
Relay 16
Relay 15
Relay 14
Relay 13
8 Relay outputs
NC
0
C0
NO
1
C1 NO
2
NC
2
C3 NO
4
NC
4
C5 NO
6
NC
6
C7
NC
1
C2
NO
3
NC
3
C4
NO
5
NC
5
C6
NO
7
NC
7
NO
8
8 Relay outputs
NC
8
C8
NO
9
C9 NO
1
0
NC
10
C1
1
NO
1
2
NC
12
C1
3
NO
1
4
NC
14
C1
5
NC
9
C1
0
NO
11
NC
11
C1
2
NO
1
3
NC
1
3
C1
4
NO
1
5
NC
1
5
IP
0A
16 Digital inputs
IP
1A
IP
2A
IP
3A
IP
4A
IP
5A
IP
6A
IP
7A
IP
8A
IP
9A
IP
10
A
IP
11
A
IP
12
A
IP
13
A
IP
14
A
IP
15
A
IP0
B
IP1
B
IP2
B
IP3
B
IP4
B
IP5
B
IP6
B
IP7
B
IP8
B
IP9
B
IP
10
B
IP1
1
B
IP
12
B
IP
13
B
IP
14
B
IP
15
B
I2C
Interface
for filter control
Isolation and Filter
Ethernet
MAC/PHY
8-bit
Host Interface
5V
Power
Regulator
Power
Monitor
9.0 V
External
Power
RJ-45
Ethernet
Port
4 SPDT
relays
4 SPDT
relays
4 SPDT
relays
4 SPDT
relays
16 channels
16
channels
Figure 1-1. E-PDISO16 functional block diagram
1-3