
Connections
Preparations and Connections 5 Chapter
Parallel I/O connection examples
Connection to the PARALLEL I/O connector
Function | Pin No. | Level | |
|
|
|
|
Power (CN111) | 14 | 12 V | |
|
|
|
|
GND | 1, 19, 20, 37 |
| |
|
|
|
|
Input | VH: 4 to 5 V VL: 0 to 0.6 V | ||
| Active time: 100 ms or more | ||
|
|
|
|
Output | VH 12 V: 11 to 12.3 V | ||
|
|
| (5700 ohms, 2 mA max.) |
|
|
| VH 5 V: 4 to 5.5 V |
| (5700 ohms, 0.8 mA max.) | ||
|
|
| VL: 0 to 0.6 V |
|
|
| (1000 ohms, 12 mA max.) |
|
|
| Active time: approx. 1 sec.a) |
a)In case of an output which shows a status, such as REC, it stays active until the status changes.
Input examples: switches
| 5 V |
| 47 kΩ |
IN | 4700 Ω |
|
Buffer
1000 pF
Switch (1)
5 V
Switch (2) | Switch (3) |
Output examples 1
|
|
|
| (1) Lamp on/off circuit |
|
| 12 V |
|
|
12 V | Ω |
|
|
|
4700 | OUT | L | Lamp | |
5 V |
|
|
| |
|
| 1000 Ω |
|
|
|
| GND |
|
|
(2) LED on/off circuit |
| (3) Buzzer on/off circuit | ||
L |
| LED | L | Buzzer |
|
|
Each operates with a LOW signal (0 V).
Output examples 2: Direct connections to digital equipment
5 V | ||
High (5 V) | OUT |
|
|
| |
| GND |
|
5 V | ||
5 V |
Low (GND) | OUT |
| |
GND |
|
Output example 3: Application of the LOW (GND) output
12 V
LED
Low (GND) | OUT |
|
Current to the LED: approx. 10 mA
Chapter 5 Connections and Preparations |