Riken Keiki GD-3EC, Technical Manual

Page: 132 / 177

7. Maintenance 7-6 Setting environmental settings 3
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7-6-1 Double range external output setting
Sets the double range external output range. (Refer to <Gas concentration and external output example (with
double range)> in ‘6-3 External output operation’.)
Select one of the following:
 4 - 20 mA (L range)/22 mA (H range) ([L4-20])

4 - 20 mA (H range) ([H4-20])

4 -16 mA (L range)/16 - 20 mA (H range) ([4-16])
The default setting is 4 - 16 mA (L range)/16 - 20 mA (H range) ([4-16]).
NOTE
 The double range external output setting can be set only with sensors that rely on the new ceramic
detection principle. (Refer to ‘1-2-2 Detection principles and detection target gases for individual models’.)
1 Press the ▲ or ▼ key in maintenance mode to select [2-6],
then press the SET key.
2 Press the ▲ or ▼ key to select [2-6.6], then press the SET
key.
3 Press the ▲ or ▼ key to select [4-16], [L4-20], or [H4-20],
then press the SET key.
Returns to the [2-6.6] display.
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