EDI LMD604T Руководство по эксплуатации - Страница 14
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withstand the discharge of a 10uF capacitor charged to 2,000V across the loop inputs or
between a loop input and Earth Ground for each channel. The transformer isolation allows
operation with a loop which is grounded at a single point.
4.6 RESPONSE TIMING
These tables assume that all channels are set to the same Sensitivity Level.
4.6.1 LMD602 SERIES RESPONSE TIMING
Sensitivity Level
9
8
7
6
5
4.6.2 LMD604 SERIES RESPONSE TIMING
Sensitivity Level
9
8
7
6
5
4.7 LMD602(T) CONNECTOR PIN ASSIGNMENTS
Pin
Function
A
Logic Ground
B
Detector Unit DC Supply
C
External Reset
D
Channel 1 Loop Input
E
Channel 1 Loop Input
F
Channel 1 Output (+)
H
Channel 1 Output (-)
J
Channel 2 Loop Input
K
Channel 2 Loop Input
L
Chassis Ground
M
Reserved
N
Reserved
P
Reserved
R
Reserved
S
Reserved
T
Reserved
U
Reserved
V
Reserved
W
Channel 2 Output (+)
X
Channel 2 Output (-)
Y
Reserved
Z
Reserved
Pin 1 through 22 is on the top (component) side and pin A through Z is on the bottom
(solder) side. Polarization keys are located at three positions:
Between B/2 and C/3
Eberle Design Inc.
LMD602 and LMD604 Series
Operations Manual
Response
Sensitivity Level
76-96 ms
38-50 ms
18-24 ms
9-12 ms
5-7 ms
Response
Sensitivity Level
162-217 ms
77-102 ms
38-51 ms
21-28 ms
12-18 ms
Pin
Function
1
Channel 1 Timing Control (LMD602T)
2
Channel 2 Timing Control (LMD602T)
3
Reserved
4
Channel 1 Redundant Loop Input
5
Channel 1 Redundant Loop Input
6
Reserved
7
Reserved
8
Channel 2 Redundant Loop Input
9
Channel 2 Redundant Loop Input
10
Reserved
11
Reserved
12
Reserved
13
Reserved
14
Reserved
15
Reserved
16
Reserved
17
Reserved
18
Reserved
19
Reserved
20
Reserved
21
Reserved
22
Reserved
Response
4
4-6 ms
3
4-6 ms
2
4-6 ms
1
4-6 ms
--
--
Response
4
11-16 ms
3
11-16 ms
2
11-16 ms
1
11-16 ms
--
--
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