General Structure
KT4R 48 x 48 x 68 mm (W x H x D) (Depth of control panel interior: 60)
KT8R
48 x 96 x 68 mm (W x H x D) (Depth of control panel interior: 60)
External
dimensions
KT9R
96 x 96 x 68 mm (W x H x D) (Depth of control panel interior: 60)
Mounting Flush
Case Flame-resistant resin, Black
Front panel Membrane sheet
Water-proof/Dust-proof Front panel: IP66, Rear case: IP20, Terminal section: IP00
Standards EN EN61010-1 (Pollution degree 2, Overvoltage category )
Indicates PV.
7-segment Red LED display
KT4R Character size: 12.4 x 5.8 mm (H x W)
KT8R
Character size: 14 x 5.8 mm (H x W)
PV Display
KT9R
Character size: 24 x 11 mm (H x W)
Indicates SV.
7-segment Green LED display
KT4R Character size: 8.8 x 3.9 mm (H x W)
KT8R
Character size: 14 x 5.8 mm (H x W)
SV Display
KT9R
Character size: 14 x 7 mm (H x W)
Indicates Step number (Program control).
7-segment Green LED display
KT8R Character size: 14 x 5.8 mm (H x W)
STEP Display
(KT8R, KT9R)
KT9R Character size: 14 x 7 mm (H x W)
O1 (Green) Lit when control output OUT1 is ON.
For direct current output type, flashes corresponding
to the MV in 125 ms cycles.
O2 (Yellow) Lit when control output OUT2 is ON.
When (Heating/Cooling control relay contact
output) is selected in [Event output EV2 allocation]
EV1 (Red) Lit when Event output 1 is ON.
EV2 (Red) Lit when Event output 2 is ON.
Unlit if (Heating/Cooling control relay contact
output) is selected in [Event output EV2 allocation].
AT (Yellow) Flashes while AT, ‘AT on startup’ or Auto-reset is
performing.
T/R (Yellow) Lit during Serial communication TX (transmitting)
output.
Indication
structure
Action
indicators
STEP
(Green)
Lit when a step number (Program control) is indicated.
(KT8R, KT9R)
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