Keri Systems NXT 4-D - Manual

NXT 2-D/4-D Controller
Installation Guide
Page 1 of 6 P/N: 01997-001 Rev. I
1.0 Wiring and Layout Diagrams
1.1 NXT-2D/-4D Controller
See Table 1 on page 2 for LED definitions.
NOTE: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These
limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This
equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause
harmful interference to radio communications. Operation of this equipment in a residential area may cause harmful interference in which case the
owner will be required to correct the interference at the owner’s expense.
TB1
TB2
TB3
TB4
TB5
TB6
TB7
TB8
TB9
TB10
J2
J7
J8 J9
J10
S1
TB5, TB6, TB7, TB8,
U34, U35, and Relays
ARE NOT INSTALLED
on 2-Door Controllers
J1
+12 VDC
Earth Ground
Power Ground
6
5
4
3
2
1
1 2 3
4
3
2
1
1
2
3
4
1
2
3
4
1
2
3
4
4
3
2
1
6
5
4
3
2
1
1
2
3
4
5
6
1
2
3
4
5
6
IO-Minus (White)
IO-Plus (Green)
Ground (Black)
+12 VDC (Red)
IO-Minus (White)
IO-Plus (Green)
Ground (Black)
+12 VDC (Red)
(Red) +12 VDC
(Black) Ground
(Green) IO-Plus
( White) IO-Minus
(Red) +12 VDC
(Black) Ground
(Green) IO-Plus
(White) IO-Minus
TX-Minus
TX-Plus
RX-Minus
RX-Plus
Ethernet RJ-45 Connection
Tamper
Switch
Bus 1
Bus 2
Bus 3
Bus 4
Ethernet
Direct Connection
J6
PCB Earth Ground Lug
P/N: 01997-002 - Rev. D
J3
RS-485
RS-485
RS-485
RS-485
Battery
a b c
d e f g h i
j k l m n o p q
r
s
NXT-2D/4D Installation Drawing
Relay
Relay
Relay
Relay
t u v w
U32
U33
U34
U35
NO - Relay
Common / Door Lock - Relay
NC - Relay
Door Switch - Input
Ground
REX - Input
NO - Relay
Common / Door Lock - Relay
NC - Relay
Door Switch - Input
Ground
REX - Input
REX - Input
Ground
Door Switch - Input
NC - Relay
Common / Door Lock - Relay
NO - Relay
REX - Input
Ground
Door Switch - Input
NC - Relay
Common / Door Lock - Relay
NO - Relay
Power LED
Thermal Fuse
LED
Ethernet
Activity LEDs
RS-485 Bus
Activity LEDs
Relay State
LEDs
Utility LEDs Overcurrent LEDs
Port 1
Port 2
Port 3
Port 4