2-148 ACH550 E-Clipse Bypass User’s Manual
Embedded fieldbus
BACnet protocol technical data – system
System overview -
When bypass parameter 1625 COMM CTL = (0) DRIVE ONLY, the drive’s BACnet
objects are all supported using the drive’s device address. The bypass’s BACnet
objects related to the control word are no longer valid See Communication setup –
EFB on page 2-85.
Bypass BACnet objects not valid
When bypass parameter 1625 COMM CTL = (1) SYSTEM, the drive’s BACnet
following objects related to control are no longer available when using the drive’s
device address.
Drive BACnet objects not valid
Drive overview
Bypass parameter Group 53 defines features unique to BACnet, as described below:
Point # Name
BV10 RUN/STOP CMD
BV11 OVERRIDE CMD
BV12 RUN ENA CMD
BV14 FAULT RESET
BV15 START ENA 1
BV16 START ENA 2
BV17 START ENA 3
BV18 START ENA 4
Point # Name
BV10 RUN/STOP CMD
BV12 RUN ENA CMD
BV20 START ENABLE 1
BV21 START ENABLE 2
Parameter
Default
Value
BACnet-specific Description
5301 EFB PROTOCOL ID x5xx This parameter indicates the active protocol and its
revision. It should read x50xx if BACnet is properly
loaded. If this is not the case, confirm that bypass
parameter 9802 = BACNET (5).
5302 EFB STATION ID 128 This parameter sets the drive’s BACnet MS/TP
MAC ID. A temporary value of 0 places the
protocol channel in reset.
1
5303 EFB BAUD RATE 38400 This parameter sets the BACnet MS/TP baud rate.
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