Precautionary Labels; Product Overview; Product Components - Hach Lange Relay Module Manual Del Usuario

Precautionary labels

Read all labels and tags attached to the instrument. Personal injury or
damage to the instrument could occur if not observed. A symbol on the
instrument is referenced in the manual with a precautionary statement.
This is the safety alert symbol. Obey all safety messages that follow
this symbol to avoid potential injury. If on the instrument, refer to the
instruction manual for operation or safety information.
This symbol indicates that a risk of electrical shock and/or
electrocution exists.
This symbol indicates the presence of devices sensitive to Electro-
static Discharge (ESD) and indicates that care must be taken to
prevent damage with the equipment.
Electrical equipment marked with this symbol may not be disposed of
in European public disposal systems after 12 August of 2005. In
conformity with European local and national regulations (EU Directive
2002/96/EC), European electrical equipment users must now return
old or end-of-life equipment to the Producer for disposal at no charge
to the user.
Note: For return for recycling, please contact the equipment producer or supplier
for instructions on how to return end-of-life equipment, producer-supplied
electrical accessories, and all auxiliary items for proper disposal.

Product overview

D A N G E R
Chemical or biological hazards. If this instrument is used to monitor a
treatment process and/or chemical feed system for which there are
regulatory limits and monitoring requirements related to public health,
public safety, food or beverage manufacture or processing, it is the
responsibility of the user of this instrument to know and abide by any
applicable regulation and to have sufficient and appropriate
mechanisms in place for compliance with applicable regulations in the
event of malfunction of the instrument.
The analyzer is equipped with four unpowered, single pole relays that
are rated 100–250 VAC, 50/60 Hz, 5 amp resistive maximum. The
4 English
contacts are rated 250 VAC, 5 amp resistive maximum for the AC
powered analyzer and 24 VDC, 5A resistive maximum for the DC
powered analyzer. The relays are not rated for inductive loads. Each
relay has one change-over contact and can be configured for different
applications. When an additional relay is installed, the analyzer shows
an additional four output modules. Refer to
overview.
Figure 1 Relay card
1 Relay B
2 Relay D
3 Relay C

Product components

Make sure that all components have been received. Refer to
any items are missing or damaged, contact the manufacturer or a sales
representative immediately.
Figure 1 for the relay card
4 Relay A
5 Jumpers (4x)
Figure 2. If