Chapter B
Quick Reference Labels
SCB-68 Shielded Connector Block User Manual
B-6
ni.com
Figure B-5.
NI 660
X
Devices
S1
S2
S3
S4
SET SWITCHES AS
FOLLOWS FOR
NI 660
X
DEVICES.
If using an NI 660
X device
with an optional SCB-68
shielded connector block
accessory, affix this label
to the inside of the SCB-68
and set the switches as
shown below.
For details, refer to
ni.com/manuals for the user
manual for NI 660
X devices.
P/N 185974A-01
Application Contexts:
Counter
As shown on label
DIO (n= 0..31)
DIO_0 maps to PFI_0
DIO_n maps to PFI_n
Motion Encoder (n= 0..7)
SOURCE_n maps to CH_A_n
UP_DOWN_n maps to CH_B_n
GATE_n maps to CH_Z_n
PIN#
68
34
67
33
66
32
65
31
64
30
63
29
62
28
61
27
60
26
59
25
58
24
57
23
PIN#
12
46
13
47
14
48
15
49
16
50
17
51
18
52
19
53
20
54
21
55
22
56
SIGNAL
+5V
RG
PFI_39 (SOURCE_0)
GND
PFI_38 (GATE_0)
RESERVED
RESERVED
RESERVED
PFI_36 (OUT_0)
GND
PFI_33 (UP_DOWN_1)
PFI_37 (UP_DOWN_0)
PFI_35 (SOURCE_1)
GND
PFI_34 (GATE_1)
GND
PFI_32 (OUT_1)
RG
PFI_0
PFI_1
GND
PFI_2
PIN#
1
35
2
36
3
37
4
38
5
39
6
40
7
41
8
42
9
43
10
44
11
45
SIGNAL
PFI_3
GND
PFI_4
PFI_5
GND
PFI_6
PFI_7
GND
PFI_8 (OUT_7)
GND
PFI_9 (UP_DOWN_7)
PFI_10 (GATE_7)
GND
PFI_11 (SOURCE_7)
RG
PFI_12 (OUT_6)
GND
PFI_13 (UP_DOWN_6)
PFI_14 (GATE_6)
GND
PFI_15 (SOURCE_6)
RG
SIGNAL
GND
PFI_31 (SOURCE_2)
PFI_30 (GATE_2)
GND
PFI_29 (UP_DOWN_2)
PFI_28 (OUT_2)
GND
PFI_27 (SOURCE_3)
PFI_26 (GATE_3)
GND
PFI_25 (UP_DOWN_3)
PFI_24 (OUT_3)
GND
PFI_23 (SOURCE_4)
PFI_22 (GATE_4)
GND
PFI_21 (UP_DOWN_4)
PFI_20 (OUT_4)
GND
PFI_19 (SOURCE_5)
PFI_18 (GATE_5)
GND
PFI_17 (UP_DOWN_5)
PFI_16 (OUT_5)
S5
SCB-68 Quick Reference Label
NI 660
X DEVICES
NATIONAL
INSTRUMENTS