MOBILTEX® DATA LTD.
TITLE:
Installation and Operating Instructions
Calgary, Alberta
DOCUMENT NO.:
SPI1-MAN-001
SHEET:
14 of 57
REV:
1.14
Pin #
Label
Description
1
AIN+
Datalogger Analog Input +
2
USBD-
Datalogger USB Port D-
3
USBD+
Datalogger USB Port D+
4
USB+5V
Datalogger USB Port +5V
5
GND
Ground (Common for Datalogger USB port and SPI1 programming port)
6
TXD
SPI1 Programming port, TXD line (DCE)
7
RXD
SPI1 Programming port, RXD line (DCE)
8
AIN-
Datalogger Analog Input -
Table 1 SPI1 Communications/Datalogger Connector Pinout
Pin #
Label
Description
1
INT+
Relay Drive Positive Voltage (+6V or 12V)
2
INT-
Relay Drive Switched Negative
3
GND
Ground (Do not connect this to Earth ground! Only used for powering certain
types of Mobiltex relays)
4
AC+
Charger/60Hz Reference AC Input (Reference Capability On Port A Only)
5
AC-
Charger/60Hz Reference AC Input (Reference Capability On Port A Only)
6
RELAYSNS Relay Type Detect Line (For Use With Mobiltex
®
Provided Relays)
Table 2 SPI1 Relay Connector Pinout
Figure 10 SPI1 External Connectors
Figure 11 and Figure 12 show the charging cables for the SPI1 Portable Interrupter. These cables are used to
recharge the SPI1 Portable Interrupter integral battery from AC mains or from a vehicle cigarette lighter socket.
