
http://www.m-system.co.jp/ R7C SPECIFICATIONS ES-7801 Rev.17 Page 28/39
TOTALIZED PULSE INPUT MODULE, 8 points
MODEL: R7C-PA8
SPECIFICATIONS
Common: Positive or negative common (NPN/PNP) per
8 points
Number of I/O: Input, 8 points
I/O status indicator: LED turns on with closed contact.
Isolation: Input to power input to CC-Link or FG
CC-Link: Conforms to Version 1.10
Station type: Remote device
Data allocation: 1 or 4
■ External excitation (PNP, NPN input)
Sensing voltage: 24 V DC ±10 %; ripple 5 %p-p max
ON current / ON resistance: ≥ 3.7 mA (input terminal - COM)
/ ≤ 2 kΩ
OFF current / OFF resistance: ≤ 1 mA (input terminal - COM)
/ ≥ 20 kΩ
Voltage pulse input
ON voltage / ON current: ≥ 16 V DC (input terminal - COM) /
≤ 3.7 mA
OFF voltage / OFF current: ≤ 5 V DC (input terminal - COM) /
≤ 1 mA
Input current: ≤ 5.5 mA per point at 24 V DC
Input resistance: Approx. 4.4 kΩ
ON delay: ≤ 2.0 msec.
OFF delay: ≤ 2.0 msec.
Max. Frequency: 100 Hz
Minimum ON/OFF pulse requirements: 5 ms
Accumulated pulse count: 0 - 4 294 967 295
Overflow: 0 or 1
OPERATING MODE SETTING
(*) Factory setting
Caution ! - SW1-4 through SW1-8 are unused. Be sure to
turn off unused ones.
• Data allocation (SW1-3)
SW1-3 Data allocation
OFF
1 (*)
4
ON
• Extension (SW1-1, 1-2)
SW1-1 SW1-2 EXTENSION
OFF OFF No extension (*)
ON OFF Discrete input, 8 or 16 points
OFF ON Discrete output, 8 or 16 points
TERMINAL ASSIGNMENTS
14
5 6
PI3
C3 C4
15
PI4
16 17 18
7 8 9
PI5 PI6 PI7
C5 C6
10
1 2
V+
V− C0
11
PI0
12 13
3 4
PI1 PI2
C1 C2 C7
1 V – Power (–) 10 V + Power (+)
2 C 0 Common 11 PI0 Input 0
3 C 1 Common 12 PI1 Input 1
4 C 2 Common 13 PI2 Input 2
5 C 3 Common 14 PI3 Input 3
6 C 4 Common 15 PI4 Input 4
7 C 5 Common 16 PI5 Input 5
8 C 6 Common 17 PI6 Input 6
9 C 7 Common 18 PI7 Input 7
NO. ID FUNCTION NO. ID FUNCTION
Commentaires sur ces manuels