INTRODUCTION

The 16 channels relay output board for pocket 16 DO provides relay output functions, which provides 16 Single Pole Single Throw (SPST) relays to drive 16 different output channels. Each relay channel can be used to control ON / OFF of external devices, to drive external high power relays, to activate alarms ... etc.

The features of 16 channels relay output board are:

*Support 16 relay output channels.

*Max contact rating for relay: 120V AC/DC 1AMP.

*Attraction time for relay: 3 ms.

*Fall off time for relay: 2 ms.

*Isolation resistance for relay: 100M OHM.

*Life expectancy for relay: 5 million operation at full load.

*The Normal Open (NO) and Common contacts (COM) of each relay is brought out to the screw connector.

*LED indicates when corresponds channel is activated.

*Operating temperature 0 to 60 oC.

*Storage temperature íV20 to 70 degree oC.

*Humidity 5% to 95% in non-condensing

1. Terminal Board

The figure of pocket 16 DO terminal board is shown on the following page.

HARDWARE CONFIGURATION

Before you use the terminal board, you must be sure to have this board plugged into pocket 16 DO box.

The LED17 in terminal board shows the power on status. When it turns to light, we have power to this board, otherwise when it does not light, no power is provided.




2.2 Pin Assignment of T1

Pin Description Pin Description
1 GND 14 +5V
2 DO10 15 GND
3 DO11 16 GND
4 DO12 17 GND
5 DO13 18 GND
6 DO14 19 GND
7 DO15 20 DO23
8 DO16 21 DO24
9 DO17 22 DO25
10 DO20 23 DO26
11 DO21 24 DO27
12 DO22 25 +5V
13 GND

2.3 Pin Assignment of TB1

2.4 Pin Assignment of TB2
Pin Description
1 COM10
2 OTO10
3 COM11
4 OTO11
5 COM12
6 OTO12
7 COM13
8 OTO13
9 COM14
10 OTO14
11 COM15
12 OTO15
13 COM16
14 OTO16
15 COM17
16 OTO17
17 +5V
18 GND
Pin Description
1 COM20
2 OTO20
3 COM21
4 OTO21
5 COM22
6 OTO22
7 COM23
8 OTO23
9 COM24
10 OTO24
11 COM25
12 OTO25
13 COM26
14 OTO26
15 COM27
16 OTO27
17 +5V
18 GND