Watlow 12LS Controller User Manual

Page 104

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8-3

. Input Types

The following one byte codes designate the various input types accepted by the 12LS:

Code Input Type
------------ ---------------
00 Linear (0-60 mV)
01 J Thermocouple
02 K Thermocouple
03 T Thermocouple
04 [ Spare ]
05 [ Spare ]
06 RTD
07 Frequency (Pulse Counter)

. Output Types

Output type codes are one byte hexadecimal designations formed by setting the individual bits, as
explained below, to their proper state.

___7______6______5______4______3______2______1______0____
|Cntrl | On | | | |Auto |Digital| DZC |
|Action| / | | | | / | / | / |
| | Off| | | |Manual|Analog| TP |
|______|______|______|______|______|______|______|______|
| | | | | |
| | | | |
| | | | 0 = Distributed
| | | | Zero Crossing
| | | | (DZC)
| | | | |
| | | | 1 = Cycle Time
| | | | Proportioned
| | | |
| | | 0 = Digital Output
| | | 1 = Analog Output
| | |
| | 0 = PID Control ON
| | 1 = PID Control OFF
| |
| 0 = ON/OFF Control Disabled
| 1 = ON/OFF Control Enabled
|
0 = Reverse Acting Output
1 = Direct Acting Output

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