Specifications

12
[Figure 2-6. Terminal Block and Description]
The terminal block in the rear of the product is for PTZ / Sensor / Relay / POS connections. The numbers on the
terminal block may be different depending on the model.
① PTZ Camera/Keyboard Controller
Connect PTZ control cable: TRX+ (No. 4), TRX- (No. 5) and GND (No. 6) to Terminal Block on rear panel of
DVR. Refer to APPENDIX for supported PTZ cameras in this manual. Connections are the same for keyboard
controllers.
The PTZ Camera may not work properly if GND is not connected.
② Sensor/Relay/POS
Connect Sensor/Relay/POS to the terminal block directly depending on the model.
Sensor and Relay Type
NC (Normal Close) : Normally closed; opens when a signal is received
NO (Normal Open) : Normally open; closes when a signal is received
(1) Sensor Connection
① Connect the sensor to the terminal block S1 ~ S4 depending on the model.
② Each input terminal is connected relatively with the channel number.
(2) Relay Connection
③ Relay the output signal to external devices such as Alarm and Siren.
④ Connect the relay to R1 terminal block depending on the model.
3) Terminal Block
(3) POS Connection
⑤ Connect the POS device.
⑥ Connect the POS to Terminal Block POS.
The external alarm device may require the power supply depending on its type.
Be cauti
ous.