7i97t with 7i84d connection problem

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12 Aug 2024 18:18 #307576 by Krulli_Fräser
Replied by Krulli_Fräser on topic 7i97t with 7i84d connection problem
I have 24V on the 5 pins to the left of the orange screw terminal.

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13 Aug 2024 21:44 - 13 Aug 2024 21:45 #307667 by fons
Replied by fons on topic 7i97t with 7i84d connection problem
maybe not on the right place  but ...
i just get one 7i97t and also  two 7i84 card from eusurplus  
where can i find a wire diagrama how to conect the two 7i84 to the 7i97 and also  where and how to conect the shaftencoders and driver inputsignals 

thx in advance  
Last edit: 13 Aug 2024 21:45 by fons.

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13 Aug 2024 22:48 #307673 by PCW
Replied by PCW on topic 7i97t with 7i84d connection problem
There is information in the 7I97T manual (page 13)
for making a cable for any Sserial device (like the 7I84)

The 7I97T has a single RS-422 interface so can only connect
to a single 7I84 unless you add and additional expansion daughter
card (or simple 1 chip RS-422 interface) to the 7I97Ts P1 expansion
connector.


Do you have the drive and encoder pinouts?
The following user(s) said Thank You: fons

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14 Aug 2024 21:12 #307747 by fons
Replied by fons on topic 7i97t with 7i84d connection problem
not at this moment 
i have a little knowledge of working wit the 7i76 but this card is total diferent  
i wil bring a lathe machine back to life its old hardware  with shaftencoders omron e6b2-cwz6c  2500p/r and dc servo drivers  also the spindel is driven by a dc motor and the shaftencoder is available  
had 2 tured toolchange also numerical axe
can i found somewhere here a simular project  so that the wireing is a bit clear to me  also programing help me 
 

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14 Aug 2024 23:54 #307756 by PCW
Replied by PCW on topic 7i97t with 7i84d connection problem
For the encoder:

Power (Brown) --> 7I97T +5V
A (Black)   --> 7I97T QA
B  (White)  --> 7I97T QB
Z (Orange) --> 7I97T IDX
0V (Blue)  --> 7I97T GND

The 7I97T encoder inputs need to be jumpered for TTL mode

Do you have the part number of the drives?
 

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15 Aug 2024 14:14 - 15 Aug 2024 15:24 #307818 by fons
Replied by fons on topic 7i97t with 7i84d connection problem
i found some info 
the spindeldrive
  reliance electric compay cleveland ohio model 1gaq811/1 30hp date 12/14/79          untill now i don't find any info 
  ac in 480v 50/60 hz 3ph 69.4A
  dc out 240v 108A
x and z axe
   driver    inland motor  kollmorgen ireland  dpar 3330-00 serial 695                            untill now i don't find any info  
   motor    continue 15v  20A 10 lb/ft  peak 67v 90A 45 lb/ft
tured  2 times                                                                                                     
  aerotech inc   model 6020hr  690-1037  rev  "g"  dash #2  10 amp cont               online i found a user manual this drive had no secret anymore  
shaft encoder  all 5 are the same 
heidenhain model 421m.0000,3600 s8  (it was wrong in me previous post )                   i found the wire colors  in orginal box  in the lath machine  

where can you buy a dc servo driver  for experiment testsetup   i don't find one   even not on aliexpress for a low price   
Last edit: 15 Aug 2024 15:24 by fons.

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15 Aug 2024 15:22 #307820 by PCW
Replied by PCW on topic 7i97t with 7i84d connection problem
I cannot find that Heidenhain encoder, are you sure you have the number correct?

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15 Aug 2024 15:31 #307821 by fons
Replied by fons on topic 7i97t with 7i84d connection problem
i take the encoder out of the machine and had a clear vieuw of the number  and there was another rcd in frond 
the whole number is  rcd 421m.0000, 3600
i already found also  th original box of the encoder with inside the  color code of the wires 
 

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15 Aug 2024 15:59 #307824 by PCW
Replied by PCW on topic 7i97t with 7i84d connection problem
OK that looks like a rod421m.0000,3600 which is a 5V TTL
or possible differential interface encoder which is good
 

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15 Aug 2024 17:03 - 15 Aug 2024 17:21 #307830 by fons
Replied by fons on topic 7i97t with 7i84d connection problem
its a 5v ttl  folloing the paper i found  
for info of the drivers  is a bigger isue  
i can folow the color of the wires  so i have anidea what is input signal +/- 10v  there is also the drive enable   and  a 3th wire where i haven't any idea what it can do 
maybe some of the people here use or had info about that driver  ?
 
Last edit: 15 Aug 2024 17:21 by fons.

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