GeoVision GV-R1352 Card Reader (13.56 MHz) - Manual (Page 18)

GV-Reader1251 / 1352 V2 and GV-SR1251
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1.4 Overlay Card Numbers on GV-DVR/NVR Live View
You can overlay card numbers recognized at GV-Reader1251 / 1352 V2 / SR1251 onto a
camera channel on GV-DVR/NVR. To overlay card numbers on GV-DVR/NVR channels,
connect the reader to GV-DVR/NVR through a RS-485 / USB converter (e.g. GV-COM, GV-
Hub or GV-NET/IO Card V3.1) as illustrated below. For details, see 2.5 Overlay Card
Numbers on GV-DVR/NVR Live View .
GV-HUB / GV-COM /
GV-NET/IO Card
GV-DVR/NVR
(Light Blue) RS-485 -
(Blue) RS-485 +
USB
GV-Reader1251 /
1352 V2 / SR1251
Note:
1. For GV-Reader1251 / 1352 V2, you need to define the ID number and set the reader to
slave by configuring the switch settings. For details, see 1.2.2 Switch Settings of GV-
Reader1251 / 1352 V2 .
2. For GV-SR1251, you need to define the ID number and set the reader to Slave using
GV-R/RK/DFR Setup AP. For details, see 2.5.1 Define the ID and Set the Reader to
Slave.