
http://www.m-system.co.jp/ R7C SPECIFICATIONS ES-7801 Rev.17 Page 35/39
NPN TRANSISTOR OUTPUT EXTENSION MODULE, 16 points
MODEL: R7C-EC16A
SPECIFICATIONS
Common: Negative common (NPN) per 16 points
Number of I/O: Output, 16 points
Maximum outputs applicable at once: No limit (at 24 V DC)
I/O status indicator: LED turns on with closed contact.
Isolation: Output to internal circuits
Rated load voltage: 24 V DC ±10 %
Rated output current: 0.25 A per point, 2.0 A per common
Residual voltage: ≤ 1.2 V
Leakage current: ≤ 0.1 mA
ON delay: ≤ 0.5 msec.
OFF delay: ≤ 1.5 msec.
TERMINAL ASSIGNMENTS
10
+24 V
11
Y1
12
Y3
1
0 V
2
Y0
3
Y2
13
Y5
4
Y4
14
Y7
5
Y6
15
Y9
6
Y8
16
YB
7
YA
17
YD
8
YC
9
YE
18
YF
NO. ID FUNCTION NO. ID FUNCTION
1 0 V 0 V (common) 10 +24 V 24 V DC
2 Y0 Output 0 11 Y1 Output 1
3 Y2 Output 2 12 Y3 Output 3
4 Y4 Output 4 13 Y5 Output 5
5 Y6 Output 6 14 Y7 Output 7
6 Y8 Output 8 15 Y9 Output 9
7 YA Output 10 16 YB Output 11
8 YC Output 12 17 YD Output 13
9 YE Output 14 18 YF Output 15
CIRCUIT DIAGRAM
Output Circuit
Control
Circuit
■ Output Circuit
10
17
18
1
YD
16
YB
0V
YF
15
Y9
14
Y7
13
Y5
12
Y3
11
Y1
9
YE
8
YC
7
YA
6
Y8
5
Y6
4
Y4
3
Y2
+24 V
Y0
2
2
+24 V
10
Y0
18
YF
1
0 V
Control
Circuit
■ Output Connection Example
10
1
2
Y0
0 V
+24 V
+
–
18
YF
EXTENSION CONNECTOR
Commentaires sur ces manuels