30
Figure 3-10
Relay Specification
Model:
JRC-27F
Material of
the touch
Silver
Rating
（
resistance
load
）
Rated switch capacity
30VDC 2A, 125VAC 1A
Maximum switch power
125VA 160W
Maximum switch voltage
250VAC, 220VDC
Maximum switch currency 1A
Insulation
Between contacts with
same polarity
1000VAC 1minute 50/60Hz
Between contacts with
different polarity
1000VAC 1minute 50/60Hz
Between contact and
winding
1000VAC 1minute 50/60Hz
Surge
voltage
Between contacts with
same polarity
1500V (10
×
160us)
Length of
open time
Max 3ms.
Length of
close time
Max 3ms.
Longevity
Mechanical
50
×
106 times (3Hz)
Electrical
200
×
103 times (0.5Hz)
Temperature -40 ~+70
3.8
RS232
You can connect the DVR with POS or Keyboard through RS232.
With POS system, the DVR can communicate through RS232 and network. For the
POS system, the DVR can integrate the text content and even search the record
through the info.
