ASL INTERCOM VAR4 Installation Manual page 15

CONTROL PORT 2: Control Port (Contacts 11 to 22)
CONTACT-22
- +
13 12
25 24
-
CONTACT-21
Signal
Pin No
CONTACT-11+
1
CONTACT-11-
14
CONTACT-12+
2
15 CONTACT-12-
CONTACT-13+
3
CONTACT-13-
16
4 CONTACT-14+
CONTACT-14-
17
CONTACT-15+
5
CONTACT-15-
18
CONTACT-16+
6
19 CONTACT-16-
CONTACT-17+
7
CONTACT-17-
20
CONTACT-18+
8
CONTACT-18-
21
CONTACT-19+
9
CONTACT-19-
22
CONTACT-20+
10
CONTACT-20-
23
CONTACT-21+
11
CONTACT-21-
24
CONTACT-22+
12
CONTACT-22-
25
13
1) All contacts with built-in resistor to suit voltages of +12 to +40 V.
2) Internal pull-ups to +24 V enabled on all contacts of the port if none of the contacts of this particular
port are configured for routing. If any contacts of the port are configured for routing, the internal
pull-ups on all contacts of this particular port are disabled to provide a true volt-free interface.
VAR4 – Installation Guide
CONTACT-20 CONTACT-18
- + - +
9
11 10 8
22
23 21
+ - +
CONTACT-19 CONTACT-17
Standard 25-way D connector (female)
Opto-isolated Contact 11 (opto-anode)
Opto-isolated Contact 11 (opto-cathode)
Opto-isolated Contact 12 (opto-anode)
Opto-isolated Contact 12 (opto-cathode)
Opto-isolated Contact 13 (opto-anode)
Opto-isolated Contact 13 (opto-cathode)
Opto-isolated Contact 14 (opto-anode)
Opto-isolated Contact 14 (opto-cathode)
Opto-isolated Contact 15 (opto-anode)
Opto-isolated Contact 15 (opto-cathode)
Opto-isolated Contact 16 (opto-anode)
Opto-isolated Contact 16 (opto-cathode)
Opto-isolated Contact 17 (opto-anode)
Opto-isolated Contact 17 (opto-cathode)
Opto-isolated Contact 18 (opto-anode)
Opto-isolated Contact 18 (opto-cathode)
Opto-isolated Contact 19 (opto-anode)
Opto-isolated Contact 19 (opto-cathode)
Opto-isolated Contact 20 (opto-anode)
Opto-isolated Contact 20 (opto-cathode)
Opto-isolated Contact 21 (opto-anode)
Opto-isolated Contact 21 (opto-cathode)
Opto-isolated Contact 22 (opto-anode)
Opto-isolated Contact 22 (opto-cathode)
- Not connected
Issue: 02 complete, approved
CONTACT-16 CONTACT-14
- + -
7 6 5
20 19 18 17
- + - +
CONTACT-15
Description
Page 15 of 20
CONTACT-12
+ - +
4 3 2 1
16 15 14
- + - +
CONTACT-13 CONTACT-11