Controllers - Power Supplies Model KDG15A Remote Control Switch
Model KDG15A Remote Control Switch is a supported product for Model
KJ95N Integrated Monitoring and Control System for Mine and other
products with same technical requirements. This switch employs
RS485/CAN Busline transmission for remote control of other devices.
And it has detection function of power feeding status and displays
the status of the controlled device.
TechnicalParameters
Explosionproof Type: Mine-used encapsulated and Intrinsic safety,
with marks as "Exm[ib]I "
Input Power Supply: I.S. DC 15 V (20%), 120 mA
Control Input: I.S. signal; at high level, input voltage DC 3 V; at
low level, input voltage DC 0.7 V
Control Output: Non-Intrinsic Safety signal, one set of
normal-open/close contacts with capacity 240 VA, voltage AC 220 V,
current AC 2 A
Input of Detection of Power Feeding: Non-I.S. signal, rated voltage
AC 660 V (25%)or 1140 V (25%)
Output of Detection of Power Feeding: I.S. signal; when output
current is 2 mA, high level 5 V , low level 0.7 V
Transmission Mode RS485 Busline: rate 1200 bit/s, realizing remote cuttingoff, and
returning power feeding signal CAN Busline: rate 5000 bit/s, realizing remote cuttingoff, and
returning power feeding signal