Sonic-alert Digital Program Controller DCP301 Manual de usuario Pagina 40

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Chapter 4. WIRING
4-8
31
32
33
34
31
32
33
34
31
32
33
34
V, mV
C
B
A
31
32
33
34
mA
4-7 Connecting Inputs (analog inputs)
Connecting input 1
Multiple input 1 supports various sensor inputs. Connect as follows according to the
sensor being used.
Thermocouple input RTD input
dc voltage input dc current input
Applying voltage across dc current input terminals (31) and (33) may cause
faulty operation.
Take care of polarities (+,-) when wiring inputs.
Use only shielded cable for wiring inputs.
When using a thermocouple input, prevent air blasts from coming into contact
with the terminal. Doing so might cause a reading error.
Handling Precautions
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