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IEC62056-21 Protocol Auto Baud Changer With RS232 DB9 Male on Modem Side and RS485 2 Wire Connection on Meter Side
MBC141
IEC62056-21 Protocol Auto Baud Changer With RS232 DB9 Male on Modem Side and RS485 2 Wire Connection on Meter Side
per one
85.50 USD 90 USD
If you buy less than 5 items you will lose your 5% discount
-    Dual Power Input: Can be powered over RS232 line or external power input
-    Wide range power input: 3,3V – 28V DC
-    Wide operating temperature range from -40 to 85 °C
-    Very Small form factor, only 2.1 x 4.2 x 4.4cm
-    Firmware upgradable over serial line

INTERFACE AND INDICATORS
RS232 Connector
DB9 Male RS232 Connector. Only Tx-Rx-GND for data transmission
2 – Rx
3 – Tx 
5 – GND
RS485 Connector
Terminal Connector for 2 wire RS485 connection and GND. 
Operation Mode Selection Switch
Selects the operating mode of the device.

Mode Selection
Modem Side Communication Parameters
Meter Side Communication Parameters
Mode 1 (LED 1 ON)19200 8N1
Starts with 300 baud rate and changes during transmission to target baud rate based on IEC62056-21 protocol
Mode 2 (LED 2 ON)
9600 8N1
Starts with 300 baud rate and changes during transmission to target baud rate based on IEC62056-21 protocol
Mode 3 (LED 3 ON)
19200 7E1
Starts with 300 baud rate and changes during transmission to target baud rate based on IEC62056-21 protocol
Mode 4 (LED 4 ON)
9600 7E1
Starts with 300 baud rate and changes during transmission to target baud rate based on IEC62056-21 protocol
LED Indicators
Following LEDs available to show system status.
1 – Mode 1 LED
2 – Mode 2 LED
3 – Mode 3 LED
4 – Mode 4 LED
5 – System LED: Blinks every second
6 – Tx LED: Sending data from Modem Side to Meter Side
7 – Rx LED: Receiving data from Meter Side to Modem Side


FIRMWARE UPGRADE
Upgrade over Serial Line
Available from Modem side Serial Line

RS232 on MBC141


Device must be on operating mode 19200 8N1 for firmware upgrade process.


POWER
Power Input Over RS232 (Optional)
(switch selectable)
Device Can be powered over PIN4 and/or PIN8 of RS232 DB9 Male Interface
Switch must be in proper position
Power Input Selection Switch
Input power By External Power Source or Input power By RS232 Line pins (4 and/or 8) selectable (optional)
Power Input
3,3V – 28V DC
Reverse Polarity Protection
Available

Thermal Shutdown Protection
Available


PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS
Enclosure
ABS, IP40
Dimensions
21 x 42 x 44 (h x w x d) mm
Weight
~60gr
Storage Temperature
-55 to 125 °C
Operating Temperature
-40 to 85 °C 
Operating Humidity
5% to 95%Non-condensing


MBC141: Modem side RS232, Meter side RS485 IEC 62056-21 Protocol Meter Baud Changer on Serial Line
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