Siemens Maxum II Reference Manual

Description Color and Meaning
LED10 Heartbeat Green – Flashes once for each heartbeat message transmitted. This LED will flash once
every 1.5 seconds for each active CAN card
LED11 Fault Red – On when an error state is detected on the CAN bus hardware
PCI Slot LEDs
Located between PCI slots
Description Color and Meaning
LED14 Slot 0 Fault Red – Overcurrent or thermal shutdown on PCI slot 0
LED13 Slot 1 Fault Red – Overcurrent or thermal shutdown on PCI slot 1
LED18 Slot 2 Fault Red – Overcurrent or thermal shutdown on PCI slot 2
LED12 Slot 3 Fault Red – Overcurrent or thermal shutdown on PCI slot 3
Internal Ethernet LEDs
Located next to and on SIB3 RJ-45 connector
Description Color and Meaning
Green LED on RJ-45 Green – LED is green when link is in full duplex mode
Yellow LED on RJ-45 Yellow – LED is on when link is active. Will flash off for transmit or receive activity.
LED1 Speed Green –
On – Speed is 100 Mb/sec (or auto-negotiating)
Off – Speed is 10 Mb/sec (or disconnected)
Electronic Compartment Component Descriptions and Maintenance Procedures
2.3 System Controller Version 2.1 (SYSCON2.1)
Maxum II Reference Manual
Manual, 7/2017, 2000596-001 39

Siemens Maxum II Specifications

General

Category	Gas Chromatograph
Measurement Principle	Gas Chromatography
Communication Protocols	Modbus, Ethernet, Profibus
Operating Temperature	-20°C to 55°C
Power Supply	24 VDC or 100-240 VAC
Mounting	rack mount
Applications	Refinery, chemical, petrochemical, natural gas
Detectors	Thermal Conductivity Detector (TCD), Flame Ionization Detector (FID)
Sample Inlets	Multiple
Dimensions	Varies by configuration (e.g., 19" rack mount)