Communications; Remote Annunciator Connection (Option); New Generation Genlink (Ngg); Genlink Relay Control - Generac Power Systems H-100 Technical Manual

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For this example, HTS number 1 is now enabled. If
HTS #1 is not connected or if the HTS is not #1,
there will be a communications error indicated.

COMMUNICATIONS

There are 2 ports on the H-100 Control Panel, an
RS-232 port and an RS-485. Each port can be recon-
figured as to its function, however there can only be
one master Modbus port. All ports can have their
baud rate, parity and stop bits changed. For Modbus
ports, the address can also be changed via GenLink,
but each address in a connected system must be
unique. Normally the RS-232 port will be configured
as a Modbus slave to communicate with GenLink and
the optional Modem. The RS-485 port will act as a
master for connection to up to two remote annuncia-
tors/remote relay panels and up to four HTSs. The
RS-485 port can be reconfigured via GenLink to be a
deep diagnostic port.
REMOTE ANNUNCIATOR CONNECTION
(OPTION)
The H-100 Control panel RS-485 port is normally
configured as Modbus Master, 4800 baud, no parity,
and two stop bits. This is the required configuration
for the remote annunciator. However, the remote
annunciator is often shipped configured as a Modbus
Master (active mode). A wire jumper must be added
in the remote annunciator to configure it as the
Modbus Slave (passive mode). A total of up to two
remote annunciators and remote relay panels can be
attached to the RS-485 bus. See the remote annun-
ciator/relay panel manual for details.
In an H-100 Control Panel system without HTS
switches, the annunciator will indicate Line Power or
Generator Power based on two designated H-100 con-
trol panel spare inputs Input #7 (Also labeled DI3)
and Input #8 (Also labeled DI4). These inputs can be
used for other functions as desired, but will always
operate the annunciator lights. Input #7 should be
connected to Line Power indication. Input #8 should
be connected to Generator Power indication.
General Information
H-100 Control Panel Technical Manual
In an H-100 Control Panel system with HTS switches,
the annunciator will indicate Line Power or Generator
Power based on the status reported from the selected
HTS. The selected HTS is the HTS number that was
selected using the H-100 control front panel. The
number is selected on either of the Exercise/HTS
pages (3-4) or (4-4). The two designated H-100 con-
trol panel inputs Input #7 and Input #8 are free to
be used for other functions and will not affect the
annunciator as long as at least one HTS is connected
and enabled.

NEW GENERATION GENLINK (NGG)

An all new version of GenLink has been released
for support of the H-100 Control Panel. It uses the
industry standard Modbus protocol for communica-
tions and acts as a Modbus master. GenLink runs
on PC platforms running Windows 98 (but will not
support future Internet applications), Windows NT
4.0, Windows 200 and XP . We recommend an Intel
Pentium 4 processor (1.0gHz+) with a minimum
64MB memory and 20GB hard drive. plus 56k
Zonet PCMCIA based modem. For details about
GenLink, refer to the New Generation GenLink man-
ual. Addtional features include:

GENLINK RELAY CONTROL

There is a "Radio Button" displayed on the main
GenLink display screen. This button will set or reset
output function 106 which in turn can be made to
drive a relay or any combination of things (via the
ILC). The function can be renamed and this new
name will appear above the radio button.

SET ENGINE HOURS

In the event that a controller has to be replaced, the
engine hours on the new controller can be set to
match the controller it is replacing. This can only be
done at the factory.

ABSOLUTE MAXIMUM RATINGS

Supply Voltage rating
Power consumption

ENVIRONMENTAL RATINGS

Temperature
Relative humidity
Sealing
ESD
5 - 30V dc continuous
0.45A typical
0 - 50 deg. C
20 - 95%, non condensing
IP65
As per manufacturer's
spec.
37
37

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