Specifications

23
Bottom wiring strip
G open
5V open
G BLK Setra barometer
SW-12  SW-12V DISTRIB.
G  MUX GND Multiplexer CONTROL & POWER
12V open
12V open
G  LED node A Low current LED with resistor
COM1
C1  MUX RES Multiplexer CONTROL & POWER
C2  MUX CLK Multiplexer CONTROL & POWER
COM2
C3
open From CR1000 manual, this shouldn’t be used since
we alread
y
use COM2 as a serial
p
or
t
C4 WHI Garmin GPS
G BLK+YEL+shield Garmin GPS
COM3
C5
 LED node B Low current LED with resisto
r
C6 TX module relais control, active high
COM4
C7 GRE + GRE SR50 n.1 e n. 2
C8 Fan relais control, active high
G WHI+BLK+WHI+BLK SR50 n.1 e n. 2
other
RS232 To NAL Iridium and GPS module. Needs a male-to-male 9 poles D adapter
Ground lu
g
Current sensin
g
shunts wirin
g
box terminal
p
ost 15
RESISTOR BRIDGES PANEL FOR THE THERMISTOR STRING
(see drawing for the bridge circuit and the meaning of the node letters below)
Circuit side Logger and string side Device name
Node A  SE15 CR1000
Node B  SE16 CR1000
Node C  GND CR1000
Node D  MUX EVEN H Multiplexer COMMON, EVEN DIFF. CHANNEL
Node E  MUX EVEN L Multiplexer COMMON, EVEN DIFF. CHANNEL
1k
GND = node C
Node A
Node D
Node B
Node E
1k
249k 249k