Bell & Gossett S14367B Technologic Constant Speed Pump Controller - Manual (Page 21)

Technologic ® Constant Speed Pump Controller Installation, Operation and Maintenance Manual 21
Setup Menu
Variable Description Default Range Field
Value Value
Enable This must be set to “Y” to Y Y/N
BACnet utilize RS-485 communi-
cations. It should only be
set to “N” to upload
software upgrades.
Baud The baud rate is user 9600 9600,
adjustable 19200,
38400
MAC The MAC address or node 10 1-255
Address number should be supplied
by the BMS.
Inst Unique instance numbers 100 0-9999
should be assigned for
every device on a BACnet
network.
AI Select “Y” to override N Y/N
Ovrd analog inputs through the
communications port.
See section 4.3.10.5.
Table 25: BACnet MS/TP Variables
4.3.10.2 Metasys N2
Path: Status Screens / Setup (3) / System (3) /
JC N2 (10)
Enable Metasys N2: $
9600,8,1,1,N VND
Node=###
AI Ovrd: $ OK?$
See Table 26 for a description of the Metasys N2
variables.
The Technologic ® Constant Speed Pump Controller
communicates using 9600 bps baud rate, 8 bit data
packets, 1 stop bit, 1 start bit and no parity.
Variable Description Default Range Field
Value Value
Enable This must be set to “Y” to Y Y/N
Metasys utilize RS-485 communi-
N2 cations. It should only be
set to “N” to upload
software upgrades.
Node The node number should 10 0-255
be supplied by the BMS.
AI Select “Y” to override N Y/N
Ovrd analog inputs through the
communications port.
See section 4.3.10.5.
Table 26: Metasys N2 Variables
4.3.10.3 Modbus
Path: Status Screens / Setup (3) / System (3) /
Modbus (10)
Enable Modbus: $
9600,8,1,1,N VND
Node=###
AI Ovrd: $ OK?$
See Table 27 for a description of the Modbus vari-
ables.
The Technologic ® Constant Speed Pump Controller
communicates using 9600 bps baud rate, 8 bit data
packets, 1 stop bit, 1 start bit and no parity.
Variable Description Default Range Field
Value Value
Enable This must be set to “Y” to Y Y/N
Modbus utilize RS-485 communi-
cations. It should only be
set to “N” to upload
software upgrades.
Node The node number should 10 0-255
be supplied by the BMS.
AI Select “Y” to override N Y/N
Ovrd analog inputs through the
communications port.
See section 4.3.10.5.
Table 27: Modbus Variables
4.3.10.4 Lonworks
Path: Status Screens / Setup (3) / System (3) /
Lonworks (10)
Enable Lonworks: $
AI Ovrd: $
OK?$
See Table 28 for a description of the Lonworks vari-
ables.
The Technologic ® Constant Speed Pump Controller
communicates using Modbus over RS-232 media
through a gateway, supplied with the panel, which
converts the protocol to Lonworks.
Note: Lonworks requires additional hardware.
Variable Description Default Range Field
Value Value
Enable This must be set to “Y” Y Y/N
Lon- to enable Lonworks
works communications.
AI Select “Y” to override N Y/N
Ovrd analog inputs through the
communications port.
See section 4.3.10.5.
Table 28: Lonworks Variables