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ELECTRONIC DISPLAYS INC.
135 S. CHURCH STREET
ADDISON, ILL. 60101
www.electronicdisplays.com
ED400D-E – 111 - 4D – N4-SR1: 4.0 IN. HIGH DIGITS
DESCRIPTION :
4 digit, alpha/numeric display; 4 inch high characters.
•
Serial input (RS232) via a PC/PLC ; 1200BPS
•
Standard ASCII text is used for communication.
•
Terminal block inside right endplate to wire PC/PLC input.
•
NEMA 4 enclosure.
•
OPERATION :
This model is designed to receive a serial input via a PC/PLC (RS232). A terminal
block inside the right endplate can be used to wire the serial data wires. Two-wire
transmission is needed. It is recommended that a PVC jacket with a shield be used.
Standard ASCII protocol is used to communicate with the display; Baud rate @
1200BPS; NO PARITY; 8 DATA BITS; 1 OR 2 STOP BITS. See Appendix E for
protocol information.
If there are any questions or comments regarding this order, please call our Toll-free
PRODUCT MANUAL
number : 1 - 800 - 367 - 6056
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Summary of Contents for EDI ED400D-E-111-4D-N4-SR1
- Page 1 PRODUCT MANUAL ELECTRONIC DISPLAYS INC. 135 S. CHURCH STREET ADDISON, ILL. 60101 www.electronicdisplays.com ED400D-E – 111 - 4D – N4-SR1: 4.0 IN. HIGH DIGITS DESCRIPTION : 4 digit, alpha/numeric display; 4 inch high characters. • Serial input (RS232) via a PC/PLC ; 1200BPS •...
- Page 2 PRODUCT MANUAL Unpacking Instructions: A copy of these instructions is packed with each unit. Open carefully to avoid scratching the unit’s paint and plastic lens or cutting the line cord. Mechanical Mounting Instructions: This unit is equipped with two brackets attached to the back of the display for mechanical mounting purposes.
- Page 3 PRODUCT MANUAL “FUNCTION” DIP switches four and five are used to specify the baud rate of the serial input. The options are shown in Table 1 below. ‘FUNCTION’ DIP SWITCH BAUD RATE 1200 2400 4800 9600 Table 1 “FUNCTION” DIP switches seven and eight are not used an should be left in the ‘OFF’...
- Page 4 PRODUCT MANUAL Table 1 Label Definitions: The following page shows some commonly used labels and their definitions. Not all of these labels will be found in your unit. LABEL DEFINITION DATA Receive serial input (RS232) from PC/PLC. Ground reference for RS232 serial input. 120VAC LINE IN 120VAC NEUTRAL Service:...
- Page 5 PRODUCT MANUAL PROTOCOL FOR NUMERIC DISPLAYS ASCII VALUE FUNCTION CODE (Decimal) ‘Start of text’, also known as a ‘control B’, this character must be the first character of each message 48-57 These two ASCII decimal digits represent the address 48-57 of the display as set on the display.
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