|
|
|  DSH 546
- @9 s- r# \9 W; d6 J1 U' W, p0 \, K+ o9 i( H
| Relative humidity6 Q! b% N2 E. f) }: j
| 10.2 (IEC 60065/2001) 15.3 (IEC 60335-1/2001) 4.10 (60601-1/1988 +A2/1995) 6.8.2 (IEC 61010-1/2001)" X* q* {. [2 y, K# |7 N5 T4 ]
| 60335-1(ed.4) & 61010-1(ed.2) & 60601-1(ed.2);am1;am2 & 60065(ed.7)
# t3 |/ Y- Y4 c0 e- x, r# I |
8 B. i, m; J8 i$ C' S, e9 v5 i
Question:6 `+ r0 s7 |5 r. N, H# N
Various IEC standards require that specific tests be performed in a humidity chamber. The
{7 v6 r/ R4 ]8 @- ~2 I: dspecification of the relative humidity is in several formats. How should the tolerance on the
2 L5 t3 Z- f& m" g/ y5 X2 W) ^9 x/ irelative humidity specification be interpreted?+ g1 m: c8 X* Z* @
Decision:
( M/ t5 |- |3 K: `9 }(1) Unless clearly noted otherwise, the tolerance specified for humidity is considered to
8 D" u+ p1 m$ C2 Q# |* wbe in percent relative humidity, % RH.
# ^' U& _9 G" N: k, ?(2) It is intended that the set point of the humidity chamber controller be set within the6 {" o" O1 I. m
specified range and that the humidity remains within the specified range.
! ^) _' E2 o" _0 v% Q% E# v9 Z* e1 n(3) Confirmation that humidity is within the specified range shall be made by a humidity% ~# N& V5 G5 G! @/ [, k$ [- ?$ y( H
measuring instrument according to CTL DSH 251A.
( q5 V8 t! |; o' {0 a Y" V, z, X. G" I7 j! v; ~* c
" n/ G% H, v1 k9 K+ z8 y
|
本帖子中包含更多资源
您需要 登录 才可以下载或查看，没有帐号？注册安规
x
|
/2 
|关于安规|小黑屋|安规QQ群|Archiver|手机版|安规网
( 粤ICP13023453-10 ) 
窥视卡
雷达卡
发表于 2012-9-9 15:40
收藏
分享
好帖
鸡蛋
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
抢沙发
千斤顶
显身卡