(J)流量积算控制数字显示仪表DY22J21 DY22J21D DY22J21P DY22J22 DY22J22D DY22J22P DY22J36 DY22J36D DY22J36P商品描述：
一、主要特点
1. 同时显示瞬时值（4位）和积算值（6位），机内积算字长12位，积算分辨力0.001。
2. 带开方功能。
3. 用户可自行设定小信号切除。
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DY2000流量积算仪、DY21J、DY22J
DY21J00 DY21J00D DY21J00P
DY21J01 DY21J01D DY21J01P
DY21J02 DY21J02D DY21J02P
DY21J06 DY21J06D DY21J06P
DY21J08 DY21J08D DY21J08P
DY21J09 DY21J09D DY21J09P
DY21J10 DY21J10D DY21J10P
DY21J11 DY21J11D DY21J11P
DY21J12 DY21J12D DY21J12P
DY21J16 DY21J16D DY21J16P
DY21J18 DY21J18D DY21J18P
DY21J19 DY21J19D DY21J19P
DY21J20 DY21J20D DY21J20P
DY21J21 DY21J21D DY21J21P
DY21J22 DY21J22D DY21J22P
DY21J26 DY21J26D DY21J26P
DY21J28 DY21J28D DY21J28P
DY21J29 DY21J29D DY21J29P
DY21J30 DY21J30D DY21J30P
DY21J31 DY21J31D DY21J31P
DY21J32 DY21J32D DY21J32P
DY21J36 DY21J36D DY21J36P
DY21J38 DY21J38D DY21J38P
DY21J39 DY21J39D DY21J39P
DY21J40 DY21J40D DY21J40P
DY21J41 DY21J41D DY21J41P
DY21J42 DY21J42D DY21J42P
DY21J46 DY21J46D DY21J46P
DY21J48 DY21J48D DY21J48P
DY21J49 DY21J49D DY21J49P
DY21J50 DY21J50D DY21J50P
DY21J51 DY21J51D DY21J51P
DY21J52 DY21J52D DY21J52P
DY21J56 DY21J56D DY21J56P
DY21J58 DY21J58D DY21J58P
DY21J59 DY21J59D DY21J59P
DY21J60 DY21J60D DY21J60P
DY21J61 DY21J61D DY21J61P
DY21J62 DY21J62D DY21J62P
DY21J66 DY21J66D DY21J66P
DY21J68 DY21J68D DY21J68P
DY21J69 DY21J69D DY21J69P
DY21J70 DY21J70D DY21J70P
DY21J71 DY21J71D DY21J71P
DY21J72 DY21J72D DY21J72P
DY21J76 DY21J76D DY21J76P
DY21J78 DY21J78D DY21J78P
DY21J79 DY21J79D DY21J79P
DY21J90 DY21J90D DY21J90P
DY21J91 DY21J91D DY21J91P
DY21J92 DY21J92D DY21J92P
DY21J96 DY21J96D DY21J96P
DY21J98 DY21J98D DY21J98P
DY21J99 DY21J99D DY21J99P
DY22J00 DY22J00D DY22J00P
DY22J01 DY22J01D DY22J01P
DY22J02 DY22J02D DY22J02P
DY22J06 DY22J06D DY22J06P
DY22J08 DY22J08D DY22J08P
DY22J09 DY22J09D DY22J09P
DY22J10 DY22J10D DY22J10P
DY22J11 DY22J11D DY22J11P
DY22J12 DY22J12D DY22J12P
DY22J16 DY22J16D DY22J16P
DY22J18 DY22J18D DY22J18P
DY22J19 DY22J19D DY22J19P
DY22J20 DY22J20D DY22J20P
DY22J21 DY22J21D DY22J21P
DY22J22 DY22J22D DY22J22P
DY22J26 DY22J26D DY22J26P
DY22J28 DY22J28D DY22J28P
DY22J29 DY22J29D DY22J29P
DY22J30 DY22J30D DY22J30P
DY22J31 DY22J31D DY22J31P
DY22J32 DY22J32D DY22J32P
DY22J36 DY22J36D DY22J36P
DY22J38 DY22J38D DY22J38P
DY22J39 DY22J39D DY22J39P
DY22J40 DY22J40D DY22J40P
DY22J41 DY22J41D DY22J41P
DY22J42 DY22J42D DY22J42P
DY22J46 DY22J46D DY22J46P
DY22J48 DY22J48D DY22J48P
DY22J49 DY22J49D DY22J49P
DY22J50 DY22J50D DY22J50P
DY22J51 DY22J51D DY22J51P
DY22J52 DY22J52D DY22J52P
DY22J56 DY22J56D DY22J56P
DY22J58 DY22J58D DY22J58P
DY22J59 DY22J59D DY22J59P
DY22J60 DY22J60D DY22J60P
DY22J61 DY22J61D DY22J61P
DY22J62 DY22J62D DY22J62P
DY22J66 DY22J66D DY22J66P
DY22J68 DY22J68D DY22J68P
DY22J69 DY22J69D DY22J69P
DY22J70 DY22J70D DY22J70P
DY22J71 DY22J71D DY22J71P
DY22J72 DY22J72D DY22J72P
DY22J76 DY22J76D DY22J76P
DY22J78 DY22J78D DY22J78P
DY22J79 DY22J79D DY22J79P
DY22J90 DY22J90D DY22J90P
DY22J91 DY22J91D DY22J91P
DY22J92 DY22J92D DY22J92P
DY22J96 DY22J96D DY22J96P
DY22J98 DY22J98D DY22J98P
DY22J99 DY22J99D DY22J99P
DY24J00 DY24J00D DY24J00P
DY24J01 DY24J01D DY24J01P
DY24J02 DY24J02D DY24J02P
DY24J06 DY24J06D DY24J06P
DY24J08 DY24J08D DY24J08P
DY24J09 DY24J09D DY24J09P
DY24J10 DY24J10D DY24J10P
DY24J11 DY24J11D DY24J11P
DY24J12 DY24J12D DY24J12P
DY24J16 DY24J16D DY24J16P
DY24J18 DY24J18D DY24J18P
DY24J19 DY24J19D DY24J19P
DY24J20 DY24J20D DY24J20P
DY24J21 DY24J21D DY24J21P
DY24J22 DY24J22D DY24J22P
DY24J26 DY24J26D DY24J26P
DY24J28 DY24J28D DY24J28P
DY24J29 DY24J29D DY24J29P
DY24J30 DY24J30D DY24J30P
DY24J31 DY24J31D DY24J31P
DY24J32 DY24J32D DY24J32P
DY24J36 DY24J36D DY24J36P
DY24J38 DY24J38D DY24J38P
DY24J39 DY24J39D DY24J39P
DY24J40 DY24J40D DY24J40P
DY24J41 DY24J41D DY24J41P
DY24J42 DY24J42D DY24J42P
DY24J46 DY24J46D DY24J46P
DY24J48 DY24J48D DY24J48P
DY24J49 DY24J49D DY24J49P
DY24J50 DY24J50D DY24J50P
DY24J51 DY24J51D DY24J51P
DY24J52 DY24J52D DY24J52P
DY24J56 DY24J56D DY24J56P
DY24J58 DY24J58D DY24J58P
DY24J59 DY24J59D DY24J59P
DY24J60 DY24J60D DY24J60P
DY24J61 DY24J61D DY24J61P
DY24J62 DY24J62D DY24J62P
DY24J66 DY24J66D DY24J66P
DY24J68 DY24J68D DY24J68P
DY24J69 DY24J69D DY24J69P
DY24J70 DY24J70D DY24J70P
DY24J71 DY24J71D DY24J71P
DY24J72 DY24J72D DY24J72P
DY24J76 DY24J76D DY24J76P
DY24J78 DY24J78D DY24J78P
DY24J79 DY24J79D DY24J79P
DY24J90 DY24J90D DY24J90P
DY24J91 DY24J91D DY24J91P
DY24J92 DY24J92D DY24J92P
DY24J96 DY24J96D DY24J96P
DY24J98 DY24J98D DY24J98P
DY24J99 DY24J99D DY24J99P
DY26J00 DY26J00D DY26J00P
DY26J01 DY26J01D DY26J01P
DY26J02 DY26J02D DY26J02P
DY26J06 DY26J06D DY26J06P
DY26J08 DY26J08D DY26J08P
DY26J09 DY26J09D DY26J09P
DY26J10 DY26J10D DY26J10P
DY26J11 DY26J11D DY26J11P
DY26J12 DY26J12D DY26J12P
DY26J16 DY26J16D DY26J16P
DY26J18 DY26J18D DY26J18P
DY26J19 DY26J19D DY26J19P
DY26J20 DY26J20D DY26J20P
DY26J21 DY26J21D DY26J21P
DY26J22 DY26J22D DY26J22P
DY26J26 DY26J26D DY26J26P
DY26J28 DY26J28D DY26J28P
DY26J29 DY26J29D DY26J29P
DY26J30 DY26J30D DY26J30P
DY26J31 DY26J31D DY26J31P
DY26J32 DY26J32D DY26J32P
DY26J36 DY26J36D DY26J36P
DY26J38 DY26J38D DY26J38P
DY26J39 DY26J39D DY26J39P
DY26J40 DY26J40D DY26J40P
DY26J41 DY26J41D DY26J41P
DY26J42 DY26J42D DY26J42P
DY26J46 DY26J46D DY26J46P
DY26J48 DY26J48D DY26J48P
DY26J49 DY26J49D DY26J49P
DY26J50 DY26J50D DY26J50P
DY26J51 DY26J51D DY26J51P
DY26J52 DY26J52D DY26J52P
DY26J56 DY26J56D DY26J56P
DY26J58 DY26J58D DY26J58P
DY26J59 DY26J59D DY26J59P
DY26J60 DY26J60D DY26J60P
DY26J61 DY26J61D DY26J61P
DY26J62 DY26J62D DY26J62P
DY26J66 DY26J66D DY26J66P
DY26J68 DY26J68D DY26J68P
DY26J69 DY26J69D DY26J69P
DY26J70 DY26J70D DY26J70P
DY26J71 DY26J71D DY26J71P
DY26J72 DY26J72D DY26J72P
DY26J76 DY26J76D DY26J76P
DY26J78 DY26J78D DY26J78P
DY26J79 DY26J79D DY26J79P
DY26J90 DY26J90D DY26J90P
DY26J91 DY26J91D DY26J91P
DY26J92 DY26J92D DY26J92P
DY26J96 DY26J96D DY26J96P
DY26J98 DY26J98D DY26J98P
DY26J99 DY26J99D DY26J99P
DY27J00 DY27J00D DY27J00P
DY27J01 DY27J01D DY27J01P
DY27J02 DY27J02D DY27J02P
DY27J06 DY27J06D DY27J06P
DY27J08 DY27J08D DY27J08P
DY27J09 DY27J09D DY27J09P
DY27J10 DY27J10D DY27J10P
DY27J11 DY27J11D DY27J11P
DY27J12 DY27J12D DY27J12P
DY27J16 DY27J16D DY27J16P
DY27J18 DY27J18D DY27J18P
DY27J19 DY27J19D DY27J19P
DY27J20 DY27J20D DY27J20P
DY27J21 DY27J21D DY27J21P
DY27J22 DY27J22D DY27J22P
DY27J26 DY27J26D DY27J26P
DY27J28 DY27J28D DY27J28P
DY27J29 DY27J29D DY27J29P
DY27J30 DY27J30D DY27J30P
DY27J31 DY27J31D DY27J31P
DY27J32 DY27J32D DY27J32P
DY27J36 DY27J36D DY27J36P
DY27J38 DY27J38D DY27J38P
DY27J39 DY27J39D DY27J39P
DY27J40 DY27J40D DY27J40P
DY27J41 DY27J41D DY27J41P
DY27J42 DY27J42D DY27J42P
DY27J46 DY27J46D DY27J46P
DY27J48 DY27J48D DY27J48P
DY27J49 DY27J49D DY27J49P
DY27J50 DY27J50D DY27J50P
DY27J51 DY27J51D DY27J51P
DY27J52 DY27J52D DY27J52P
DY27J56 DY27J56D DY27J56P
DY27J58 DY27J58D DY27J58P
DY27J59 DY27J59D DY27J59P
DY27J60 DY27J60D DY27J60P
DY27J61 DY27J61D DY27J61P
DY27J62 DY27J62D DY27J62P
DY27J66 DY27J66D DY27J66P
DY27J68 DY27J68D DY27J68P
DY27J69 DY27J69D DY27J69P
DY27J70 DY27J70D DY27J70P
DY27J71 DY27J71D DY27J71P
DY27J72 DY27J72D DY27J72P
DY27J76 DY27J76D DY27J76P
DY27J78 DY27J78D DY27J78P
DY27J79 DY27J79D DY27J79P
DY27J90 DY27J90D DY27J90P
DY27J91 DY27J91D DY27J91P
DY27J92 DY27J92D DY27J92P
DY27J96 DY27J96D DY27J96P
DY27J98 DY27J98D DY27J98P
DY27J99 DY27J99D DY27J99P
DY28J00 DY28J00D DY28J00P
DY28J01 DY28J01D DY28J01P
DY28J02 DY28J02D DY28J02P
DY28J06 DY28J06D DY28J06P
DY28J08 DY28J08D DY28J08P
DY28J09 DY28J09D DY28J09P
DY28J10 DY28J10D DY28J10P
DY28J11 DY28J11D DY28J11P
DY28J12 DY28J12D DY28J12P
DY28J16 DY28J16D DY28J16P
DY28J18 DY28J18D DY28J18P
DY28J19 DY28J19D DY28J19P
DY28J20 DY28J20D DY28J20P
DY28J21 DY28J21D DY28J21P
DY28J22 DY28J22D DY28J22P
DY28J26 DY28J26D DY28J26P
DY28J28 DY28J28D DY28J28P
DY28J29 DY28J29D DY28J29P
DY28J30 DY28J30D DY28J30P
DY28J31 DY28J31D DY28J31P
DY28J32 DY28J32D DY28J32P
DY28J36 DY28J36D DY28J36P
DY28J38 DY28J38D DY28J38P
DY28J39 DY28J39D DY28J39P
DY28J40 DY28J40D DY28J40P
DY28J41 DY28J41D DY28J41P
DY28J42 DY28J42D DY28J42P
DY28J46 DY28J46D DY28J46P
DY28J48 DY28J48D DY28J48P
DY28J49 DY28J49D DY28J49P
DY28J50 DY28J50D DY28J50P
DY28J51 DY28J51D DY28J51P
DY28J52 DY28J52D DY28J52P
DY28J56 DY28J56D DY28J56P
DY28J58 DY28J58D DY28J58P
DY28J59 DY28J59D DY28J59P
DY28J60 DY28J60D DY28J60P
DY28J61 DY28J61D DY28J61P
DY28J62 DY28J62D DY28J62P
DY28J66 DY28J66D DY28J66P
DY28J68 DY28J68D DY28J68P
DY28J69 DY28J69D DY28J69P
DY28J70 DY28J70D DY28J70P
DY28J71 DY28J71D DY28J71P
DY28J72 DY28J72D DY28J72P
DY28J76 DY28J76D DY28J76P
DY28J78 DY28J78D DY28J78P
DY28J79 DY28J79D DY28J79P
DY28J90 DY28J90D DY28J90P
DY28J91 DY28J91D DY28J91P
DY28J92 DY28J92D DY28J92P
DY28J96 DY28J96D DY28J96P
DY28J98 DY28J98D DY28J98P
DY28J99 DY28J99D DY28J99P
DY29J00 DY29J00D DY29J00P
DY29J01 DY29J01D DY29J01P
DY29J02 DY29J02D DY29J02P
DY29J06 DY29J06D DY29J06P
DY29J08 DY29J08D DY29J08P
DY29J09 DY29J09D DY29J09P
DY29J10 DY29J10D DY29J10P
DY29J11 DY29J11D DY29J11P
DY29J12 DY29J12D DY29J12P
DY29J16 DY29J16D DY29J16P
DY29J18 DY29J18D DY29J18P
DY29J19 DY29J19D DY29J19P
DY29J20 DY29J20D DY29J20P
DY29J21 DY29J21D DY29J21P
DY29J22 DY29J22D DY29J22P
DY29J26 DY29J26D DY29J26P
DY29J28 DY29J28D DY29J28P
DY29J29 DY29J29D DY29J29P
DY29J30 DY29J30D DY29J30P
DY29J31 DY29J31D DY29J31P
DY29J32 DY29J32D DY29J32P
DY29J36 DY29J36D DY29J36P
DY29J38 DY29J38D DY29J38P
DY29J39 DY29J39D DY29J39P
DY29J40 DY29J40D DY29J40P
DY29J41 DY29J41D DY29J41P
DY29J42 DY29J42D DY29J42P
DY29J46 DY29J46D DY29J46P
DY29J48 DY29J48D DY29J48P
DY29J49 DY29J49D DY29J49P
DY29J50 DY29J50D DY29J50P
DY29J51 DY29J51D DY29J51P
DY29J52 DY29J52D DY29J52P
DY29J56 DY29J56D DY29J56P
DY29J58 DY29J58D DY29J58P
DY29J59 DY29J59D DY29J59P
DY29J60 DY29J60D DY29J60P
DY29J61 DY29J61D DY29J61P
DY29J62 DY29J62D DY29J62P
DY29J66 DY29J66D DY29J66P
DY29J68 DY29J68D DY29J68P
DY29J69 DY29J69D DY29J69P
DY29J70 DY29J70D DY29J70P
DY29J71 DY29J71D DY29J71P
DY29J72 DY29J72D DY29J72P
DY29J76 DY29J76D DY29J76P
DY29J78 DY29J78D DY29J78P
DY29J79 DY29J79D DY29J79P
DY29J90 DY29J90D DY29J90P
DY29J91 DY29J91D DY29J91P
DY29J92 DY29J92D DY29J92P
DY29J96 DY29J96D DY29J96P
DY29J98 DY29J98D DY29J98P
DY29J99 DY29J99D DY29J99P