1834-065-B-10-14
19
2.2 Terminal Descriptions
Phone Line Connection
16AC
16AC
BAT
1NO
1NC
1C
2RY
2C
A
Z
IMC
5VDC
IMD
SPKR
COM
MIC
PSW
CGND
PHONE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Main Terminal
16 V
AC Input Power
16 V
AC Input Power
Back-up Batter
y POSITIVE
For Phone System Only
. (connect negative to terminal 6)
Relay 1 Normally Open – 30 V
o
lt, 3 Amp max.
Relay 1 Normally Closed – 30 V
olt, 3 Amp max.
Relay 1 Common – 30 V
o
lt, 3 Amp max.
Relay 2 Contact – 30 V
o
lt, 3 Amp max.
Relay 2 Common – 30 V
o
lt, 3 Amp max.
“A” Button Input.
“Z” Button Input.
2
16.5 VAC Input Power – 20 VA.
1
16.5 VAC Input Power – 20 VA.
(Powers RS-232)
Transmit Data
1
Receive Data
2
Request to Send
3
Clear to Send
4
Signal Ground - Shell
5
Not used
6
(Not used).
5 VDC Power for LED lighting.
(Not used).
Speaker Output.
Common for switch input #4, microphone,
speaker
, AZ & CALL buttons and batter
y neg.
Microphone Input.
Switch Input. A closure between terminals 4 and 6 will cause the designated relay(s) to activate for
the programmed strike time or dial a phone number – see 3.2.6. The Postal Switch is connected here.
Earth Ground Only
(See Section 2.1.3)
.
Phone Line Connection
2
1
RS-232
Terminal
Removable
Aux Terminal
Non-Removable
100 ft. max. with 1
8
A
W
G wire.
200 ft. max. with 16 A
W
G wire.
16.5 V
AC, 20 V
A
8
00 ft. max. with 24 A
WG wire.
1600 ft. max. with 22 A
WG wire.
(Wiring
MUST
be twisted and completely isolated from the ground)
Note:
The 6-pin terminal can be removed for
easy wiring. Connects a PC (See Section 2.4.2).
Relay 2 Note:
Normally Open and
Normally Closed relay jumper is
used to set
Relay 2
input on the
circuit board (See section 4.7).
1
2
3
4
5
6
NC
NO
NC
NO
ON
CLK
SEN
SPK
VOL
FEED
BACK
RS 232
MIC
VOL
OFF
RING
3 2 1
3 2 1
3
2
1
MASTER
CODE
KEYPAD
16AC
16AC
BAT
1NO
1NC
1C
2RY
2C
A
Z
IMC
5VDC
IMD
SPKR
COM
MIC
PSW
CGND
PHONE
CONTRAST
Summary of Contents for 1834
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