Dahen DA300P - Function; Initial Values and Setting Range of Parameters

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14. SPECIFICATIONS (continued)
٨Initial Values and Setting Range of Parameters
Initial value Setting range
Pre flow time 0.3 sec. 0 – 20 sec.
Up slope time 1 sec. 0 – 10 sec.
Welding current for stick welding 10 A
10 – 250 A
䊶 Initial current
䊶 Welding current
䊶 Pulse current
䊶 Crater current
DC TIG
10 A
4 – 300 A
AC TIG
AC-DC 䌔䌉䌇
STANDARD
HARD
10 - 300 A
SOFT 10 – 200 A
Pulse frequency 2 Hz 0.1 – 500 Hz
Down slope time 1 sec. 0 – 10 sec.
Post flow time 7 sec. 0 – 30 sec.
Arc spot time 3 sec. 0.1 – 10 sec.
AC frequency 70 Hz 50 – 200 Hz
AC balance 0 -20 – 20
AC-DC change frequency 1 Hz 0.1 – 50 Hz
Condition number 1 1 – 100

٨Function
Initial value Setting range
Crater OFF OFF / ON / REPEAT / ARC SPOT
Welding method AC TIG
AC TIG / AC-DC TIG
DC TIG / DC STICK welding
AC wave form STANDARD STANDARD / SOFT / HARD
Initial current OFF ON / OFF
Pulse OFF ON / OFF
Lift start OFF Lift start / High frequency start
Slope OFF ON / OFF
Torch AIR Water / Air

٨Internal function <Refer to 10.1.17 Internal Functions for detail.>
What can and cannot be stored in memory by each welding conditions memory number are
discriminated by “٤” and “” given in the table below.
Memory Initial value Setting range
F1
Start current

ON ON (HIGH) / OFF (LOW)
䌆2
Change in sequence at arc spot time

OFF ON (VALID) / OFF (INVALID)
F3
Termination of repetition

OFF ON (VALID) / OFF (INVALID)
F4
Automatic/Stick

OFF ON (AUTOMATIC) / OFF (STICK)
F5
External command 12 V MAX

OFF ON (VALID) / OFF (INVALID)
F6
External command 10䌖䌍䌁䌘

OFF ON (VALID) / OFF (INVALID)
F7
Pulse peak ratio
٤
50 % 5 – 95 %
F8
Voltage reducing function

OFF ON (VALID) / OFF (INVALID)
F9
Result display holding time

20 sec. 0 – 60 sec.
F10
AC ratio
٤
70 % 10 – 90 %
F11
Change of operation sound

ON ON (VALID) / OFF (INVALID)
F12
Change of external output terminal 1

1
1:Power preparation
2:Pulse synchronized output
3:EN synchronized output
4:AC synchronized output
F13
Change of external output terminal 2

2
F14
Change of pulse synchronized input
signal

OFF ON (VALID) / OFF (INVALID)
F15
Indication change of AC balance
indication

OFF
ON (EP ratio indication) / OFF
(±indication)
F16
Soft pulse
 OFF ON (soft pulse) / OFF (standard)

٨In reading the “Operation” paragraph described in “10.1 Basic Setup” and in the subsequent paragraphs,
consult this page to check the key location or the like.
[19][18] [17] [3] [11] [13]

[14]

[3] [4] [6] [7]

[16] [9] [5] [10] [2] [12] [1] [15] [8]
[1] WELDING METHOD change-over key [9] ARC SPOT TIME setting key [17] LOAD key
[2] AC WAVE change-over key [10] Function selection key [18] SAVE key
[3] Parameter selection key [11] INITIAL CURR. selection key [19] ENTER key
[4] Parameter adjusting knob [12] PULSE selection key
[5] CRATER FILL. key [13] LIFT START key
[6] AC FREQ. key [14] SLOPE selection key
[7] AC BALANCE key [15] TORCH change-over key
[8] AC-DC change-over frequency setup key [16] GAS CHECK key
* Further, F17 to F20 have the functions as well. For details, see 10.1.17 “Internal Functions”.
㧲
t
f
CRATER
㧙
FILL.
SPOT TIME
GAS
CHECK
OFF
ON
REPEAT
SPOT
WELDI NG
METHOD
ON ON ON ON WATER
TORCH
SLOPE
INIT IAL
CURR.
PULSE
LIFT
START
LOAD
SAVE
ENTER
ASec
Hz
%
JOB
MEMORY
JOB NO.
AC- TIG
DC- STI CK
AC- DC TI G
DC- TIG
PULSE CURR.
㧔
BASE CURR.
㧕
PULSE FREQ.
UP SLOPE
DOWN SLOPE
I NITI AL CURR. CRATER- FILL.
CURR.
WELDING CURR.
㧭㧯
WAVE
㧭㧯
FREQ.
AC- DC
FREQ.
STANDARD
SOFT
HARD
DC NO- LOAD VOLTAGEWARNI NG
T1 T2
AC BALANCE
