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Table 8: RS-485 Network Data Cable Wiring
RS-485 NETWORK DATA CABLE WIRING
HYDRA and REGCOM APPENDIX M
VSI-Pro Max POS / Cash Register Interface
(120 Ohm impedance, twisted pair)
RJ-45 RJ-45
Pin 4 Pin 4
Pin 5 Pin 5
Table 9: Hydra RS-232 Parameters
RS-232 Parameters
Baud rate 9600 or 57.6K
Data bits 8
Parity None
Stop bits 1
Table 10: Network Parameters
Network Parameters
Standard RS-485
Max line length 4000 ft
Cable type 120 Ohm twised pair
LED STATUS INDICATION
Status light A illuminates whenever data is sent from the
Regcom to the master unit. This is the same as Network
LED on the VSI-Pro Max.
Status light B illuminates to indicate the Regcom is
correcly connectly connected via the RS-485 network to
the master unit. This is the same as the Register LED on
the VSI-Pro Max
Figure 137: Hydra / Regcom
Front Panel
Figure 138: Hydra / Regcom
Rear Panel
Dipswitch Settings
The following are the rear dipswitch settings for both the Regcom and Hydra. SW1-5 select the address for the
Regcom and the communication parameters for the Hydra. SW6 has no function. SW7 has no function for the
Hydra but selects Baud rate for the Regcom On- 57.6K, Off 9600 baud. SW8 terminates either device with 120
ohms and should be on for the Hydra and on for the last Regcom in the network.
Regcom (Note) Term Hydra Functions
Address On/Off Input Output
SW1 SW2 SW3 SW4 SW5 SW6 SW7 SW8
--- Off Off Off Off Off Off ---- ---- Regcom VSI-ADD 9600 baud
1 On Off Off Off Off Off ---- ---- Vnetworker Vnetworker
2 Off On Off Off Off Off ---- ---- Vnetworker MVDR3000/5000
3 On On Off Off Off Off ---- ---- Regcom Dallmeier Addr 1-8
4 Off Off On Off Off Off ---- ---- Vnetworker Dallmeier Addr 1-8
5 On Off On Off Off Off ---- ---- Regcom VSI-ADD 57.6K baud
6 Off On On Off Off Off ---- ---- TBD
7 On On On Off Off Off ---- ---- TBD
8 Off Off Off On Off Off ---- ---- TBD
9 On Off Off On Off Off ---- ---- TBD
10 Off On Off On Off Off ---- ---- TBD
11 On On Off On Off Off ---- ---- TBD
12 Off Off On On Off Off ---- ---- TBD
13 On Off On On Off Off ---- ---- TBD
14 Off On On On Off Off ---- ---- TBD
15 On On On On Off Off ---- ---- TBD
16 Off Off Off Off On Off ---- ---- TBD
Figure 136: VSI-Pro Max Front Panel
Table 11: Hydra / Regcom
Dipswitch Settings