81233-4r1
Page 6 of 9
6 Installation
6.1
Initial Inspection
Inspect the package exterior for evidence of damage due to handling in transit. Notify the carrier and
Spellman immediately if damage is evident. Do not destroy or remove any of the packing material used in a
damaged shipment.
After unpacking, inspect the panel and chassis for visible damage.
Note: Failure to comply with the above could compromise the safe operation of the unit and invalidate the
warranty.
6.2
Mechanical Installation
The unit should only be used in a Pollution Degree 2 Installation Category II environment.
The input and output connectors are not intended for field connections and should only be connected to
internal wiring in the end product. The unit is intended for use as a component and no surface of the unit
should be accessible in the end product.
6.3
Electrical Installation
The unit must be terminated safely before operation. Hazardous voltages will be exposed if the connector is
removed whilst the unit is enabled.
The 24Vdc input shall be provided by a double insulated, or SELV, UL recognised power supply.
Circuits connected to the unit shall be provided with rated insulation to IEC/UL61010-1.
The unit must be switched off for at least one minute before disconnecting any of the connectors.
