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229 Heat Dissipation Matric Water Potential Sensor

5.6 Example #2 — CR1000 with AM16/32-series Multiplexer,

CE4 and Sixteen 229 Sensors with Temperature

Correction

Table 5-2 shows wiring information for connecting multiple 229 sensors and

CE4 excitation module to an AM16/32 multiplexer and CR1000 datalogger.

See Figure 6-4 for a schematic of this wiring configuration.

TABLE 5-2. 229 Sensor and CE4 Wiring with CR1000 and AM16/32-series

229

107

Function

CR1000

CE4

Multiplexer

(4x16 mode)

Blue 229 Thermocouple High ODD H

(1H, 3H, etc)

Red 229 Thermocouple Low ODD L

(1L, 3L, etc)

Green 229 Heater High EVEN H

(2H, 4H, etc)

Black 229 Heater Low EVEN L

(2L, 4L, etc)

Clear 229 Shield G

CE4 Power 12V +12V

CE4 Ground G

CE4 Enable C3 CTRL

1H COM ODD H

1L COM ODD L

CE4 current excitation channel Channel 1 COM EVEN H

CE4 Ground

COM EVEN L

AM16 Power 12V 12V

AM16/32 Ground G GND

AM16/32 Enable C1 RES

AM16/32 Advance C2 CLK

Red 107 Signal SE 3

Black 107 Excitation EX1

Purple 107 Signal Ground

Clear 107 Shield G

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 33 34

Brak uwag

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