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CKM-MR16IN
24-10707-74 Rev. D
S
PECIFICATIONS
Use this interface in low voltage, Class 2 circuits only.
Category
Description
Primary Power
12 to 24 VDC ±10%, 350 mA maximum (plus reader current)
12 VDC at 300 mA (plus reader current) nominal
24 VDC at 220 mA (plus reader current) nominal
Outputs
2 outputs, Form-C, 5A at 28 VDC, resistive
Inputs
16 unsupervised/supervised, standard EOL: 1k/1k ohm, 1%, 1/4 watt
2 unsupervised, dedicated for cabinet tamper and UPS fault
monitoring
Communication
RS-485, two-wire. 9600, 19200, 38400, or 115200 bps
Power
1 twisted pair, 18 AWG.
RS-485
24 AWG, 120 ohm impedance, twisted pair with shield, 4,000 ft
(1,219 m) maximum
Alarm Inputs
1 twisted pair, 30 ohms maximum
Outputs
As required for the load.
Temperature
32 to 120°F (0 to 49 °C) operating
-67 to 185°F (-55 to 85°C) storage
Humidity
10 to 93% RHNC
Dimensions
6 in x 8 in x 1in (152mm x 203 mm x 25 mm)
(W x L x H)
Weight
9 oz. (250 g) nominal
Table 4: CKM-MR16IN Specifications
Cable Requirements
Environmental
Mechanical
10
Hardware Installation Manual
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