Matheson NM Series User Manual

Hydrogen Generator NM Series 2 User’s Manual
17
Alarm messages
These alarms will shut down the generator.
MESSAGE DESCRIPTION ACTION
Low internal pressure
The internal pressure cannot be
reached
Notify service agent
Low out pressure
The set pressure can not be
reached
Check for leaks in the external
tubing, or H2 consumption is
higher than the generator capacity
Low Water
The water level in the reservoir is
too low
Refill the reservoir
Bad Water
The conductivity of the water has
exceeded 40 uS
Drain and then refill the
tank; change the deionizer bag
bag
High Cell Voltage The cell voltage is too high Notify service agent
Over current The current for the cell is too high Notify service agent
Over pressure The output pressure is too high
Check if any gas is fed back into
the generator from an external
source
Check int. press. in the Diagnos-
tics, if higher than 11.2 bar
(163 PSI) notify service agent
Over PS Temp
The temperature of the generator is
too high
Check for proper ventilation space
around the generator
Dryer Failure
Communication failure between
dryer module and main board
Notify service agent
Check auto refill
The water is not refilled in time with
auto refill
Check water supply, tubing, filter
and configuration settings
Heater Failure 1 Heater 1 does not work properly Notify service agent
Heater Failure 2 Heater 2 does not work properly Notify service agent

Matheson NM Series Specifications

General

Brand	Matheson
Model	NM Series
Category	Portable Generator
Language	English