Vacon nxp/c, Руководство пользователя

Страница: 65 / 112

INSTALLATION INSTRUCTIONS vacon • 63
24-hour s358 (0)201 212 575 • Email: vacon@vacon.com
8
8.2.2 Control terminal signals
Table 21. Control I/O terminal signals on basic I/O board OPT-A1
Terminal Signal Technical information
OPT-A1
1
+10 V
ref
Reference voltage Maximum current 10 mA
2
AI1+ Analogue input,
voltage or current Selection V or mA with jumper block X1 (see page 66):
Default: 0– +10 V (Ri = 200 k
Ω
)
(-10 V…..+10 V Joy-stick control, selected with a
jumper) 0– 20 mA (Ri = 250
Ω
)
3
GND/AI1– Analogue input common Differential input if not connected to ground;
Allows
±
20 V differential mode voltage to GND
4
AI2+ Analogue input,
voltage or current Selection V or mA with jumper block X2 (see page 66):
Default: 0– 20 mA (Ri = 250
Ω
)
0– +10 V (Ri = 200 k
Ω
) (-10 V…..+10 V Joy-stick
control, selected with a jumper)
5
GND/AI2– Analogue input common Differential input if not connected to ground;
Allows
±
20 V differential mode voltage to GND
6
24 V
out
(bidirectional)
24 V auxiliary voltage
±
15%, maximum current 250 mA (all boards total);
150 mA (from single board); Can also be used as
external power backup for the control unit (and
fieldbus)
7
GND I/O ground Ground for reference and controls
8
DIN1 Digital input 1
R
i
= min. 5 k
Ω
18…30 V = "1"
9
DIN2 Digital input 2
10
DIN3 Digital input 3
11
CMA Digital input common A
for DIN1, DIN2 and DIN3. Must be connected to GND or 24 V of I/O terminal or
to external 24 V or GND
Selection with jumper block X3 (see page 66):
12
24 V
out
(bidirectional)
24 V auxiliary voltage Same as terminal #6
13
GND I/O ground Same as terminal #7
14
DIN4 Digital input 4
R
i
= min. 5 k
Ω
18…30 V = "1"
15
DIN5 Digital input 5
16
DIN6 Digital input 6
17
CMB Digital input common B
for DIN4, DIN5 and DIN6. Must be connected to GND or 24 V of I/O terminal or to
external 24 V or GND
Selection with jumper block X3 (see page 66):
18
AO1+ Analogue signal (+output) Output signal range:
Current 0(4)–20 mA, R
L
max 500
Ω
or
Voltage 0—10 V, R
L
>1 k
Ω
Selection with jumper block X6 (see page 66):
19
AO1– Analogue output
common
20
DO1 Open collector output Maximum U
in
= 48 VDC
Maximum current = 50 mA