Bosch Appliances Home Security System D9412GV2 User Manual

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D9412GV2/D7412GV2 | Operation and Installation Guide | 12.0  
SDI Devices 
 
Bosch Security Systems, Inc. | 5/05 | F01U003641B 
57 
 
12.0  SDI Devices 
12.1 Description 
D9412GV2 or D7412GV2 Control Panels can support 
a number of accessory devices from the SDI Bus using 
Terminals 29 through 32. Some devices include the 
D1255 Command Center (keypad) (refer to Section 11.0 
Arming Devices 
on page 53), D9131A Parallel Printer 
Interface Module, D9210B Wiegand Control Interface 
Module, DX4010i RS-232 Serial Interface Module, 
D9133 Serial Interface Module, DX4020 Network 
Interface Module, and D9133TTL-E Network Interface 
Module.  
12.2 Installation 
For complete installation instructions, consult the 
operation and installation guide for the specific SDI 
device. SDI devices connect to the control panel in 
parallel (Table 22). 
These devices can share power with the control panel 
or be powered by a stand-alone power source. 
Table 22: 
SDI Device Connections 
 
D9412GV2/D7412GV2 SDI 
Devices 
Terminal Function 
Wire 
Color Function 
32 
POWER + 
Red 
+12 VDC 
31 
DATA BUS 1 
Yellow 
Data – In 
30 
DATABUS B 
Green 
Data – Out 
29 COMMON 
Black Common 
 
 
A stand-alone power supply powering the 
SDI device must also be connected to a 
common terminal on the control panel.  
Do not connect the earth ground for the 
stand-alone power supply to Terminal 10 
on the control panel. 
 
12.3  D9131A Parallel Printer Interface 
Module 
The Bosch Security Systems D9131A Parallel Printer 
Interface Module is a four-wire powered device used to 
connect a standard parallel printer to a control panel. 
D9412GV2 can supervise three printers and 
D7412GV2 can supervise one printer. A separate 
D9131A Parallel Printer Interface Module is necessary 
for each printer. The D9131A connects to the printer 
using a standard parallel printer cable. 
 
 
12.3.1 Switch 
Settings 
Switches on the D9131A assign a unique address (17 to 
19) for each printer. The address determines if the 
printer is supervised, the area scope of the printers, and 
the area to which the printer is assigned. Refer to 
Printer Parameters in the D9412GV2/D7412GV2 Program 
Entry Guide
 (P/N: F01U003636) for a complete 
description of addresses.  
Table 23 shows the correct switch setting for each 
address. 
Table 23: 
Printer Address Switch Settings 
 
Printer Switch 
 1 
4
2
 5  6 
17 
ON 
ON 
ON 
ON 
ON 
ON 
18 
OFF ON ON ON ON ON 
19 
ON 
OFF 
ON 
ON 
ON 
ON 
1
  D9412GV2 only. 
2
  Switch 4: 
ON = Header and form feed 
OFF = No header and form feed 
12.3.2 Supervision 
Supervision includes: 
 
Proper operation of the SDI bus 
 
Proper connection of the printer cable between the 
printer and the D9131A 
 
Printer paper supply 
 
Printer selected (on-line) 
 
Printer power. 
The control panel sends an SDI Failure Report to the 
receiver if communication with the printer interface 
fails. If an SDI failure occurs, 
SERVC PRINTER
 
appears at the keypad. The report to the receiver 
includes the address of the troubled D9131A to 
indicate which printer needs service. 
If an SDI device is supervised and Terminal SDI A 
becomes disconnected, the device can continue to 
operate normally, depending upon environmental 
conditions. 
12.4  D9210B Wiegand Control Interface 
Module 
The Bosch Security Systems D9210B Wiegand Control 
Interface Module is a four-wire powered device 
providing connections for an access door point and 
door strike. The D9412GV2 can supervise eight 
Wiegand Control Modules, the D7412GV2 can 
supervise two. Each D9210B supports one door to 
control access. Programming allows each access door 
to be configured independently.