Specifications – Impulse ACB-104.ULTRA (3514) User Manual
Page 16
© Sealevel Systems, Inc.
- 14 -
ACB-104.ULTRA User Manual
RS-485 or RS-485T
Base+5, M3-M0=4, 0100 (With termination)
Base+5, M3-M0=5, 0101 (Without termination)
Signal
Name
Header
Pin #
CA-118
Pin #
Mode
GND Ground
13 7
RDB RX+
Receive Positive
6
16
Input
RDA RX-
Receive Negative
5
3
Input
TXCB TXC+
Transmit Clock Positive
23
12
Input
TXCA TXC-
Transmit Clock Negative
4
15
Input
RXCB RXC+
Receive Clock Positive
17
9
Input
RXCA RXC-
Receive Clock Negative
8
17
Input
TDB TX+
Transmit Positive
2
14
Output
TDA TX-
Transmit Negative
3
2
Output
TSETB TSET+
Transmit Signal Element Timing Positive
21
11
Output
TSETA TSET-
Transmit Signal Element Timing Negative
22
24
Output
ACB-104.ULTRA shown with optional IDC26 to DB-25M 8” ribbon cable (Item# CA-118)