DSP-19 User Manual
Page 5 of 24
DSP19_MAN_A
Functional Data
Sensitivity:
Ten sensitivities are user selectable.
Setting
Sensitivity
Setting
Sensitivity
0
.48% ΔL/L
5
.08% ΔL/L
1
.32% ΔL/L
6
.06% ΔL/L
2
.24% ΔL/L
7
.04% ΔL/L
3
.16% ΔL/L
8
.03% ΔL/L
4
.12% ΔL/L
9
.02% ΔL/L
Frequency Settings:
There are four frequency settings available. The actual loop frequency is
dependent on loop circuit inductance.
DIP Switch
Frequency
1
2
OFF
OFF
High
OFF
ON
Medium Low
ON
OFF
Medium High
ON
ON
Low
Inductive Loop Response Time: Response time is dependent on the sensitivity selected.
Setting
Response Time
Setting
Response Time
0
70ms ±10ms
5
70ms ±10ms
1
70ms ±10ms
6
140ms ±20ms
2
70ms ±10ms
7
140ms ±20ms
3
70ms ±10ms
8
140ms ±20ms
4
70ms ±10ms
9
140ms ±20ms
Mini-Loop Response Time:
Response time is dependent on the sensitivity selected.
Setting
Response Time
Setting
Response Time
0
130ms ±10ms
5
130ms ±10ms
1
130ms ±10ms
6
250ms ±20ms
2
130ms ±10ms
7
250ms ±20ms
3
130ms ±10ms
8
250ms ±20ms
4
130ms ±10ms
9
250ms ±20ms
Vehicle Hold Time:
In Normal Presence Mode: Approximately 1 hour for a detection of 1
% ΔL/L
.
In Extended Presence Mode: Approximately 1 to 2 days for a detection of 1
% ΔL/L
.