APPENDIX
217
ALARM INPUT
10 Activates alarm with low TTL level signal input.
Pulled up the internal circuit to 5 V using 10 k
Ω
.
TRIG INPUT
11 When paused, clears the pause when a low level
TTL signal is applied for 10
μ
s or longer.
Pulled down the internal circuit to A COM using
approx. 100k
Ω
.
A COM
12 Connected to the negative load input terminal on
the rear panel.
LOAD ON
STATUS
13 Turns on when load is on. Open collector output by
a photocoupler.*4
RANGE STATUS 1 14 Range status output*3. Open collector output by a
photocoupler.*4
RANGE STATUS 0 15
ALARM STATUS 16 Turns on when an alarm (OVP, OCP, OPP, OTP,
RVP, or UVP) is activated or when an
external alarm is applied. Open collector output by
a photocoupler.*4
STATUS COM
17 STATUS signal common for pins 13 to 16.
RESERVED
18 RESERVED.
SHORT SIGNAL
OUT
19 Relay contact output (30 VDC/1 A)
SHORT SIGNAL
OUT
20
*1 Valid only when the front panel settings are
H range.
*2
RANGE CONT 0
RANGE CONT 1
H range 1
1
M range 1
0
L range
0
1
*3
RANGE STATUS 0 RANGE STATUS 1
H range OFF
OFF
M range OFF
ON
L range
ON
OFF
*4 The maximum applied voltage of the photocoupler
is 30 V; the maximum current is 8 mA.
Summary of Contents for PEL-3000 Series
Page 1: ...DC Electronic Load PEL 3000 H Series USER MANUAL VERSION 2 00 ISO 9001 CERTIFIED MANUFACTURER ...
Page 24: ...PEL 3000 H User Manual 22 PEL 3111H PEL 3211 Booster Pack PEL 3211H Booster Pack ...
Page 41: ...GETTING STARTED 39 Fasteners 2 ...
Page 207: ...REMOTE CONTROL 205 6 7 8 9 The function check is complete ...
Page 229: ...APPENDIX 227 Operating Area PEL 3021 ...
Page 230: ...PEL 3000 H User Manual 228 PEL 3041 ...
Page 231: ...APPENDIX 229 PEL 3111 ...
Page 232: ...PEL 3000 H User Manual 230 PEL 3211 Booster Pack PEL 3021H ...
Page 233: ...APPENDIX 231 PEL 3041H ...
Page 234: ...PEL 3000 H User Manual 232 PEL 3111H PEL 3211H Booster Pack ...
Page 235: ...APPENDIX 233 ...