E-Link Gateway Installation Instructions
19
Note:
Enabling any of
the Latitude’s PRINT
functions will disrupt
BAS/E-Link
communications.
See YORK Equipment
Form 201.21-NMx in the
Installation, Operation &
Maintenance (IOM)
Air-Cooled Screw Liquid
Chillers
manual for more
information.
Note:
JP1 on the
031-02478-xxx board
must be set to the
RS485 position when
the E-Link BAS
communication is
required.
Equipment Cable
York Talk 3
Rs232
Optiview Microboard
031-01730-XXX
SHIELD
PORT 2B RS232
TX
RX COM SHLD
(Open)
E-Link
E-Link
+12 VDC
SHIELD
(Open)
Equipment Cable
York Talk 2
RS485
(4800 baud)
SHIELD
+ -
COM SHLD
PORT 2A RS485
(Open)
E-Link
031-02478-xxx
1
2
3
4
5
Latitude
J16
E-Link
Power
E-Link
+12 VDC
PORT 2A RS485
E-Link
+
_
C M SHLD
PORT 2B RS232
E-Link
TX
RX COM SHLD
Equipment Cable
York Talk 3
Rs232
Optiview Microboard
031-02430-XXX
SHIELD
(Open)
PORT 2B RS232
E-Link
E-Link
+12 VDC
SHIELD
(Open)
TX
RX COM SHLD
F
IG
:E
L
n
k
_O
pt
iL
at
Figure 20: E-Link Gateway to OptiView and Latitude/YCAV/YCIV/YVAA Equipment Connections
(See Table 1 for board cross-reference.)
