DS7200V2-EXP - Simon Technologies

DS7200V2-EXP | Installation Guide | 2. System Installation and Setup EN | 15See Power Outputs on page 7 to determine the totalpower available for your system. You might need toadd one or more external power supplies for thenumber of keypads you want to use. See Figure 9 toconnect an external power supply to a keypad.Do not tie the black (-) output to earthground when using an external powersupply. A ground fault condition is reportedif black (-) is grounded.You can use either one of the Aux Power (-) terminalswhen connecting to the control panel.Figure 9 shows the common from the external powersupply connected to both the keypad’s commonterminal and the control panel’s Aux Power (-)terminal.Figure 9: Keypad to Control Panel Wiring(External Power Supply)23 45 62.2.4 Keyswitch OverviewYou can connect a maintained or momentary contactarming device to arm or disarm any of the areas in thesystem. The keyswitch is connected to an on-board oroff-board zone’s sensor loop.The control panel offers a wide variety of keyswitcharming options. The default keyswitch configuration istamper-wired. See “Controlled Keyswitch Types” in“Zone Function Configuration” in the DS7200V2Expert Programming Guide (P/N: 4998153891) foralternative keyswitch configurations.Outputs can be programmed to activate LEDs, soundalarm outputs, or activate strobes to indicate armingstatus for keyswitch arming stations. See OutputParameters on page 85 for more information.2.2.5 Keyswitch InstallationKeyswitch Wiring – Tamper Wired ZoneConfigurationFor maintained or momentary operation, wire thekeyswitch as shown in Figure 10.+12 VDCComData InData Out(+)(-)Figure 10: Keyswitch: Tamper Wired ZoneConfiguration11(+) (-)1- DS7447E/DS7445i Keypads, orDS7447V2/DS7445V2 Keypads2- Keypad terminal block3- Red (+12 VDC) wire4- Black (-12 VDC) wire5- Green data wire6- Yellow data wire7- Control panel board8- External 12 VDC power supply8BATT+BATT-72.2.3 Keypad SupervisionThe control panel supervises communication to thekeypad. If it fails to communicate with the keypad, itsends a “DBus Missing” {125} report.231- Zone input2- Common3- 2.2 kΩ resistors4- Keyswitch4Bosch Security Systems, Inc. | 2/09 | 4998153893-03