DIDO LT Installation Manual
37
RS232 - Pins 1, 3, 5
Pin 1: Ground Pin 3 - TX
Pin 5 – RX
RS-485 – Pins 1, 4, 6 (Used for looping multiple DIDO LT units)
Pin
1: Ground
Pin 4: 485+
Pin 6: 485-
When connecting multiple units, the first unit will have the RS-232 connected. Then its 485+,
485-, and ground, are connected parallel to all other DIDO LT RS-485 ports. Aurora has made
available DIDO LOOP KIT which makes this task easier to connect.
Example of multiple DIDO LT units connected together via RS-485 and controlled from a
PC.
PC (DB9)
DIDO LT 1
DIDO LT 2
DIDO LT 3
5 ----------------- 1 ----------------- 1 ----------------- 1
2
2
2
2 ----------------- 3
3
3
4 ----------------- 4 ----------------- 4
3 ----------------- 5
5
5
6 ----------------- 6 ----------------- 6
DIDO LT 1 has Address set to 0
DIDO LT 2 has Address set to 1
DIDO LT 3 has Address set to 2
Dimensions
Height:
1”
Depth: 5.65”
Length: 8.4”
Weight
Approx. 2.5 lbs for DIDO LT unit and 4.3 lbs with all accessories and boxed
Summary of Contents for DIDO LT
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