Connect Line 485; Alarm Output Relay Terminal Parameters - JF TECH JRC-27F Manual

Alarm detector ground terminal (GND) and com-side parallel (alarm detectors by
external power supply);
Ground terminal and the ground terminal DVR alarm detector and then;
NC end alarm detector is connected to DVR alarm input terminal (ALARM);
When using an external power supply required for alarm equipment and DVR common
ground.
2.7.7 Alarm Output Port Description
2 channels alarm output (normally open contact), the need for external alarm device
power supply;
To avoid overload and damage the host, please refer to the relay relevant parameters
when connecting relay relevant parameters Annex.
2.7.8

Alarm output Relay terminal parameters

Model: JRC-27F
Shock material
Ratings
(Resistive load)
Insulation
Surge voltage
Opening time
Turn-off time
Lifetime
Work environment
温度
2.8

Connect Line 485

Silver
Rated switching capacity
Maximum switching power
Maximum switching voltage
Maximum switching current
between the same polarity Contacts
between different polarity Contacts
Between coil and contacts
between the same polarity Contacts
3ms max
3ms max
Machinery 50×106 MIN（3Hz)
Electrical 200×103 MIN (0.5Hz)
-40~+70℃
8 external alarm 485 Schematic
30VDC 2A, 125VAC 1A
125VA 160W
250VAC, 220VDC
1A
1000VAC 1 minute
1000VAC 1 minute
1000VAC 1 minute
1500VAC (10×160us)