delta electronic group ltd.
帝鋒電子集團有限公司
productspecification
産品規格書
1         electrical　characteristics電氣特性
item
content項目
test condition測試條件
specification規格
1.1
insulation     resistance     絕緣阻抗
a voltage of500v dcshall be applied 1 min, after which measurement shall bemade
dc500v1分鐘
between individualterminals
and frame
端子-固定板
100mw   or more
          以上
1.2
dielectric strength
耐電壓
trip current感應電流: 2ma     
measuring frequency:50~60hz
周波數500v acfor 1 min
between individualterminals
and frame
端子-固定板
without damage toparts
arcing or breakdownetc.
無損傷，變形，絕緣破壞等情形
1.3
contactresistance接觸電阻
≤50mw
1.4
rating定格
dc 30v 1a
2         mechanicalcharacteristics機械特性
item
content項目
test condition測試條件
specification規格
2.1
total mechanical
rotation
全回轉角度
angle of effectiverotation
有效旋轉角度
refer to theseparate product drawing
参见成品图
2.2
rotational torque
旋轉力矩
rotational speed
旋轉速度
60°/  sec.
standard atmospheric
conditions.
常溫5°c至35°c
1~2kgf.cm
2.3
end stop
strength    止檔強度
the following torsion momentload of6.0kgf.cm shall be applied to the shaft for 5secat both ends (after soldering)
焊錫後於旋轉前後兩端末加6.0kgf.cm力矩並持續5秒.
no loosing, damageand contact problems are allowed after testing.
無顯著鬆動或接觸不良
2.4
thrust and
tensile shaft
軸向推拉強度
thrust and tensile static loadof 10kgf shall be applied to the shaft in the axial directions for10 s(after soldering).
在與軸垂直的端面方向加10kgf靜載荷並保持10秒(焊錫後)。
without damage andabnormal on the outlook and function of the shaft. electricalcharacteristics should be satisfied.
軸無破損，旋轉無異常。
電氣性能符合規定要求。
2.5
shaft wobble
軸擺動
a momentary load of 1kgf shallbe applied at the point 5 mm from the tip of the shaft in adirection perpendicular to the axis (after soldering)
焊錫後在與軸垂直的端面5mm處施加1kgf靜載荷
the max. wobble distance shouldbe less than  0.3mm
轴的摇摆量最大为0.3mm
3         endurancecharacteristics耐久性能
item
content項目
test condition測試條件
specification規格
3.1
solder ability
焊錫性
the terminals shall be stored ata temperature of 100°c with relative humidity of 90~95% 16hours.after which measurements to shall be made。
溫度100°c濕度90~95%rh , 16小時測定。
the terminals shall be immersedinto solder bath at 230°±5°c for 3±0.5s.
端子在230±5°c;溫度的焊錫槽內浸錫3±0.5秒
a new uniform coating of soldershall cover a minimum of 95% of the surface beingimmersed.
浸漬面須有95%以上焊錫付著
3.2
resistance to
soldering heat
焊錫耐熱性
manualsoldering手動焊錫:
soldertemperature焊錫溫度: 300±5°c
immersion time焊錫時間    : 5±1 sec.
autosoldering自動焊錫:
soldertemperature焊錫溫度:  260±5°c ,
immersiontime焊錫時間   :  3±1秒.        
apply the abovesoldering process for 1 or 2 times.
以上工程以1次或2次爲宜.
without deformationof case or terminals, electrical characteristics shall besatisfied.
外觀無變形，端子無鬆動，
電氣性能滿足規定要求.
3.3
dry heat
耐熱性
the potentiometershall be stored at a temperature of 70±2°c for  240±8hours in a thermostatic  chamber. thenthe potentiometer shall be maintained at standard atmosphericconditions for 1 hours , after which  measurements shall bemade.
溫度70±2°c恒溫槽中240±8小時放置後,置於常溫常濕1小時除去水滴後測定。
electricalcharacteristics shall be satisfied.
電氣性能滿足規定要求.
3.4
cold
耐寒性
the potentiometershall be stored at a temperature of -30+3°c for 240±8 hours in a thermostatic chamber. then thepotentiometer shall be taken out of the chamber and its surfacemoisture shall be removed. and then the potentiometer shall besubjected to standard atmospheric conditions for 1h ,after whichmeasurement shall be made.
溫度-30±3°c恒溫槽中96小時放置後，置於常溫常濕1小時除去水滴後,1小時內測定。
electricalcharacteristics shall be satisfied.
電氣性能滿足規定要求.
3.5
damp heat
耐濕性
the potentiometershall be stored at a temperature of 40±2°c, with relative humidity of 90% to 95% for96±4hours  in a thermostatic chamber. thenthe potentiometer shall be taken out of the chamber and its surfacemoisture shall be removed. and then  the potentiometer shallbe subjected to standard atmospheric conditions for 1h,after whichmeasurement shall be made.溫度40±2°c,濕度90-95%,恒溫恒濕槽中放置96±4小時後,置於常溫常濕1小時除去水滴後,1小時內測定。
electricalcharacteristics shall be satisfied.
電氣性能滿足規定要求.
3.6
vibration
耐振性
the moving contactshall be placed about half way(50%) in the angle of effectivevariable range. only endurance conditioning by a frequency sweepshall be made. the entire frequency range ,from 10 to 55 hz andreturn to 10hz, shall be transverse in 1 min. amplitude(totalexcursion): 1.5 mm. this motion shall be applied for a period of 2hin each of  3sec mutually perpendicular axes(a total of6h).
刷子置於有效可變位置50%,使用振動頻率10-55-10hz/分,
全振幅1.5mm,x-y-z方向各2小時（共6小時）.
withoutintermittent contact or open circuiting betweenterminals.
各端子間接觸無鬆動
rotational torque,and end stop shall not deviate from the previously specifiedvalue.
回轉力矩,止檔強度符合初期規格
3.7
shock
耐衝擊性
peakacceleration: 490m/s²(50g)
加速度
duration of thepulse: 11ms
作用時間
three successive shocks shall beapplied in both directions of 3sec mutually perpendicular axes(atotal of 18 shocks).
垂直於軸心線方向施加連續三次衝擊力，共進行18回
without deformation of case or excessive looseness ofterminals.
外觀無變形，端子無鬆動
3.8
storagetemperaturerange
儲藏溫度範圍
-30~+70°c
electricalcharacteristics shall be satisfied.
電氣性能滿足規定要求.
3.9
operationtemperaturerange
使用溫度範圍
-30~+70°c
electricalcharacteristics shall be satisfied.
電氣性能滿足規定要求.
3.10
endurance
耐久性
the moving contact, withoutelectrical load, shall be rotated  from one end stop to theother and returned to its original  position extended over 90%or more effective angle。this procedure constitutes 1 cycle. and themoving contact shall be subjected to 600 cycles per hour. a lot of10000 cycles.　measurements shall be madeimmediately　after 5000cycles。
軸以600周/小時(來回算1周)的速度旋轉,有效旋轉角度超過90%,共10000周.測試中5000周測定一次。
rotational torqueshall not
deviate from thepreviously specified value.
回轉力矩滿足初期值  
contactresistance:
接觸電阻:    ≤100mw

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帝锋弘扬电子（深圳）有限公司
崔小姐
18128807711
横岗镇西坑西湖工业园15号