Baker Hughes Apollo 3 - Sensors

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Page 128 of 277
• Communication Port
The Apollo Serial Communication Ports are summarized in Table 32: Apollo Serial Communication Ports,
page 128:
Table 32: Apollo Serial Communication Ports
Comm Port
Normal Use
Notes
Com2
SCADA
Normally RS-232.
Can use as RS-485 with
Expansion Port Module RS-485
(P/N 800638)
Com3
Apollo I/O and Osiris
RS-485.
Typically runs at 115KBaud.
Com4
VSD
RS-485.
Shared use with other devices is
not recommended.
Com5
Not Used
Requires USB to RS-232 Serial
converter (P/N 197349)
Table 33: Sensors
Sensor
Communications
Notes
Zenith E/Surface Panel
RS-232
RS-485
Com3 (RS-485) recommended if
no I/O board present.
Com2 (RS-232) OK if not used
for SCADA.
Com5 (USB to RS-232 converter)
OK.
Zenith E/Interface only (ZIU)
RS-232
Com2 (RS-232) recommended if
not used for SCADA.
Com3 (RS-485) with RS-485 to
RS-232 adapter
OK if no I/O board present.
COM5 (USB to RS-232 converter)
Ok.
Osiris/Smartguard
RS-232
RS-485
Always use COM3 at 115KBaud
(even with I/O board present).