H83.0.01.6C-6
Operating manual GMH 5450
page 4 of 20
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2.
If there is a risk whatsoever involved in running it, the device has to be switched off
immediately and to be marked accordingly to avoid re-starting.
Operator safety may be a risk if:
- there is visible damage to the device
- the device is not working as specified
- the device has been stored under unsuitable conditions for a longer time.
In case of doubt, please return device to manufacturer for repair or maintenance.
3. When connecting the device to other devices the connection has to be designed most thoroughly as
internal connections in third-party devices (e.g. connection GND with protective earth) may lead to
undesired voltage potentials that can lead to malfunctions or destroying of the GMH 5155 and the
connected devices.
This device must not be run with a defective or damaged power supply unit.
Danger to life due to electrical shock!
4.
Do not use these products as safety or emergency stop devices or in any other application
where failure of the product could result in personal injury or material damage.
Failure to comply with these instructions could result in death or serious injury and material
damage.
5.
This device must not be used at potentially explosive areas! The usage of this device at
potentially explosive areas increases danger of deflagration, explosion or fire due to
sparking.
3
Product Specification
3.1 Scope of supply
The scope of supply includes:
GMH 5450 with 2 AAA batteries
Operating manual
Short form manual
3.2 Operation and maintenance advice
1. Battery operation:
If ‘bAt’ is shown in the lower display the battery has been used up and needs to be replaced. However,
the device will operate correctly for a certain time. If ‘bAt’ is shown in the upper display the voltage is too
low to operate the device; the battery has been completely used up. Battery change: p.r.t. chapter
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.
The battery has to be taken out, when storing device above 50°C. We recommend taking out
battery if device is not used for a longer period of time.
After recommissioning the real-time clock has to be set again.
2. Treat device and sensor carefully. Use only in accordance with above specification. (do not throw, hit
against etc.). Protect plug and socket from soiling.
3. USB or mains operation:
When connecting a mains cable or USB interface cable, please take care to connect only allowed
components.
The output voltage of a connected power supply unit has to be between 4.5 and 5.5 V DC.
Don’t apply overvoltage!
We recommend operation with interface cable USB 5100. Then device is supplied by the USB interface of
the connected PC or USB power supply adapter.