Megmeet MC100 Series User Manual

MC100 Series PLC Passive I/O
Extension Module User Manual
Please allow us to congratulate you on choosing an Megmeet
programmable logic controller (PLC). Before using the
MC100 series PLC product, please carefully read this book
so as to fully understand its characteristics, use it safely and
bring its functions into full play.
Note:
To reduce the chance of accident, please carefully read the
operating instructions and safety precautions prior to use.
Only adequately trained personnel shall install or operate this
product. In operation, strict compliance with applicable safety
rules in the industry, the operating instructions and safety
precautions in this book is required.

1 Introduction

1.1 Appearance And Structure

The appearance and structure of I/O extension module are
shown in the following figure.
Extension port cover
Connecting terminal cover
Extension cable plug
Extension cable
Status indicator
Connecting terminal
Figure 1-1 Appearance and structure

1.2 Model Designation

The model designation is shown in the following figure.
Product label
Extension port
DIN clip
MC 1 0 0 -0808 E N
R
Figure 1-2 Model designation

1.3 Terminal Introduction

MC100-0808ERN, MC100-0808ETN
Pin
Input mode selection: sink mode when connected
S/S with +24V, or source mode when connected with
COM
Null, for isolation. Leave it suspended

Digital input, work with COM to generate input
X0 ~ X7
signal
Y0 ~ Y7, COM0 Digital output
MC100-0800ENN
Pin
Input mode selection: sink mode when connected
S/S with +24V, or source mode when connected with
COM
Null, for isolation. Leave it suspended

Digital input, work with COM to generate input
X0 ~ X7
signal
MC100-0008ERN, MC100-0008ETN
Pin
Input mode selection: sink mode when connected
S/S with +24V, or source mode when connected with
COM
Null, for isolation. Leave it suspended

Y0 ~ Y7, COM0 Digital output

2 Power Supply

Table 2-1 I/O extension module type and configuration
Power supply
Type
voltage Vac
MC100-0800ENN -
MC100-0808ERN -
MC100-0808ETN -
MC100-0008ERN -
MC100-0008ETN -
A: AC220V power input
D: DC24V power input
N: no external power input
R: Relay mode
T: Transistor mode
B: Basic module
E: Extension module
Output points: 16
Input points: 16
Sub-version, indicating the function/
structural change to the mainstream
module, following the alphabetic order
Version No.
Serial No.: 1: mini. 2: small. 3:
middle. 4: large.
Megmeet Controller module
Function
Function
Function
Number of I/O Output
channels type
8/0 -
8/8 Relay
8/8 Transistor
0/8 Relay
0/8 Transistor
1