Endress+Hauser OXY5500 - Page 60

Operating Instructions OXY5500 Gas Analyzer
60 Endress+Hauser
Register Name Address Size Variable Type Description Write Access
O2-2nd Unit 5535 2 Int32 The unit for the O2-2nd value, where:
0x4000.0000 = ppmv
0x0000.0010 = % O2
Yes
Ethernet Obtain IP
Mode
5675 2 Int32
Activates or deactivates DHCP. Entering “1” will
obtain IP automatically.
Yes
Ethernet IP 5677 8 Int32
The Ethernet IP. Each pair of registers holds one
octet of the address. This register will only be used
if register 5675 is set to “0” (DHCP off).
Yes
Subnet Mask 5685 8 Int32
The Subnet Mask. Each pair of registers holds one
octet of the address. See “Ethernet subnet mask”
on page 5-18 for details. This register will only be
used if register 5675 is set to “0” (DCHP off).
Yes
Ethernet Port for
Modbus
5693 2 Int32
The Ethernet Port used in the Modbus Protocol.
(Default: 502)
Yes
Ethernet Modbus ID 5695 2 Int32 The Ethernet Modbus ID (range: 0 to 32). Yes
Alarm Relay High
Level
5697 2 Float
The High Level which triggers the Level Alarm
Relay.
Yes
Alarm Relay Level
Low
5699 2 Float
The Low Level which triggers the Level Alarm
Relay.
Yes
Pressure Mode 5705 1 Boolean
Sets the measurement mode to either acquisition
via 4-20mA or fixed value where:
0x00 = fixed value
0x01 = 4-20mA
Yes
Measurement Mode 5707 2 Int32
This is a bit-coded register to configure the
measurement mode and to trigger the
measurement start.
Bit 0: Reserved.
Bit 1: Read only. Set when a measurement is
already active.
Bit 2: Will perform a single scan.
Yes
Set Concentration
Alarm Low Level
5709 2 Int32
Enables/disables the Low Level Alarm of the
Concentration Alarm Relay:
0x00: Disable (Low Level is ignored)
0x01: Enable
Yes
LED Intensity 5711 2 Int32
The signal LED intensity. The allowed range is
0x00 (lowest) to 0x0A (highest)
Yes
Timestamp 8231 2 Int32
This is the current system time, defined as the
number of seconds that have elapsed since
00:00:00, Thursday, 1 January 1970 (Unix time,
ISO8601). NOTE: Values below 1493050000 will
lead to error code “illegal value”.
Yes
Table 14. Holding registers
6.1.7 Measurement control
Definition of register 5707
Start Register Number of Registers Reg3 / Reg4 Write Access
5707 2 Int32: Bit codes control register. Yes
Table 15. Definition of register 5707
This register is used to activate interval measurement and also to trigger a measurement. It is bit-coded as shown in
Table 16.