Marathon monitors inc – Marathon Computer AACC 2000 User Manual
Page 16

Marathon Monitors Inc.
AACC 2000 Carbon Nov. 1, 1997
16
Sensor input connections
The connections for the various types of sensor input are shown below.
Fig 1-7 Sensor input connections
PLUG-IN MODULE CONNECTIONS
Module 1, 2 and 3
Module positions 1, 2 and 3 are plug-in modules. They can be either two terminal modules
of the types shown in Table 1-1, or four terminal modules of the types shown in Table 1-2.
The tables show the connections to each module and the functions that they can perform.
V1
V+
v-
V1
V+
v-
V1
V+
v-
V1
V+
v-
Thermocouple
Resistance
thermometer
mA input
Volts or mV inputs
P
V
2.49
Ω
current
sense
resistor