Nordson VersaBlue 100H/100H, Manual

Page: 44 / 108

Outputs
Inputs
Installation
3-12
P/N 7146386A
E
2008 Nordson Corporation VBN w/o Control System
Interface Assignment
Interface Standard I/O − Standard Assignment for XS 2 −
General Information
S
To conform with a European standard regarding electro-magnetic
compatibility (EMC), only shielded cable may be connected. The shield
must
be connected to ground in compliance with the standard regarding
electromagnetic compatibility.
S
Inductive loads (e.g. solenoid valves) connected to the melter must be
equipped with a protective device (e.g. recovery diode) that disables the
inductive voltage generated when an inductive load is switched off.
S
The permitted voltage deviation is 10%.
Digital inputs
Pin Input Feature
1 * 24 V
DC
Internal (melter)
2 * 0 V
DC
External (customer’s)
NOTE: Customer connects his reference potential here, if 24 V
DC
is provided by
customer.
10 Melter enable
11 Main contactor
12 Ready
13 Unit not ready
14 Fault indication
15 No fault indication
* optional
Interfaces for Internal/External Pressure Sensors
The pressure sensors are connected to the terminal strip XLD. Refer to
wiring diagram.