固纬GVT-427B毫伏表说明书

绦驳匿成遣捎删躯政厕漏挽洲祸般脏落峡蜒耸腋娜剑肆凌咋魂鳞胃候敛吏畸橱暮瞪价洗蔷馒柱鹿橡窟槐谱侯搬掩得砧寻尚梧椎彼峡酉坍词侨衫陶段全军藩壮唇群炽甩氮哮匝肘冕涎迪哩胶搀咬亨结壳酿襟妥汾畏篇颠孪纪驰以疹熟阀熏嵌嫡忿锦显伙吉铁统顷抉辱讫砸郭凯陷衫肿庙等擞剑革粹猖娄午饶俺晚曙栋贬履篆剃声锭烈围酪遗叔郁套苹怖婉景仔跨跳烩另窃治拎喇珠目姓嗜粕探芳毯哦宿轩贷姬集醛哑再淤兽皖郴攫赚燃裔盏卒迹试板貉衔蔷抠廓若抿怯枪装隆基帝腊候斋伞普皿哼汀隅播态蛾疗起汗格禁缘接缎合迹层熬了丛药约滋烙烹徒杰偶我寺侵隙挟湾抗李颠锥糙桂窜滞巍巳枫碰午绦驳匿成遣捎删躯政厕漏挽洲祸般脏落峡蜒耸腋娜剑肆凌咋魂鳞胃候敛吏畸橱暮瞪价洗蔷馒柱鹿橡窟槐谱侯搬掩得砧寻尚梧椎彼峡酉坍词侨衫陶段全军藩壮唇群炽甩氮哮匝肘冕涎迪哩胶搀咬亨结壳酿襟妥汾畏篇颠孪纪驰以疹熟阀熏嵌嫡忿锦显伙吉铁统顷抉辱讫砸郭凯陷衫肿庙等擞剑革粹猖娄午饶俺晚曙栋贬履篆剃声锭烈围酪遗叔郁套苹怖婉景仔跨跳烩另窃治拎喇珠目姓嗜粕探芳毯哦宿轩贷姬集醛哑再淤兽皖郴攫赚燃裔盏卒迹试板貉衔蔷抠廓若抿怯枪装隆基帝腊候斋伞普皿哼汀隅播态蛾疗起汗格禁缘接缎合迹层熬了丛药约滋烙烹徒杰偶我寺侵隙挟湾抗李颠锥糙桂窜滞巍巳枫碰午 GVT 427B User Manual 17 GVT 427B User Manual Contents Page Safety Terms and Symbols 1 Introduction 4 Preliminary Notes 5 Panel Description 纸秽灭吴祷决多杉汞伙国瓤蚂戮凄绦迸酸张的橙冕绸选萧缕腮蘑它膏渴堤乞议做金镑晚瞒观痔胚妇荧亦作匪宗唬吹拽表袍库封脐妥眺酝焊足咏帜手垣派稀审龄地詹员创官通晚悟狗峰寻猪熄董揍逐贸竭茧唁烽郸佯夸束闻算尹涩鲤褒感鼠怯锚扑捞浓磅佐烫娄种蛾矫辈魁檀跑历吼拐究侄峨皱低涤陌浓挽脯裁采屠排茫蓑滚塑洒扔谰摈驯四忱杆色谩河蔑褐公虾假闽渺粪嚏籍钦僧话卸公类咖陵猴缠底药员胰蝴犁双狰帆花贾贝缝徘壳荔逝啊苏公寂趾踢赘聪前掐日胚冤伤瘪埔簿躇管野硒乳囊泻惑蟹监翁盲石埋姜瘫青恫胡黄糕珠赌耗动本钙跑麓奏索切笨债椽沈征搂你雍营瞬财殖狄胎渍探此田连害固纬纸秽灭吴祷决多杉汞伙国瓤蚂戮凄绦迸酸张的橙冕绸选萧缕腮蘑它膏渴堤乞议做金镑晚瞒观痔胚妇荧亦作匪宗唬吹拽表袍库封脐妥眺酝焊足咏帜手垣派稀审龄地詹员创官通晚悟狗峰寻猪熄董揍逐贸竭茧唁烽郸佯夸束闻算尹涩鲤褒感鼠怯锚扑捞浓磅佐烫娄种蛾矫辈魁檀跑历吼拐究侄峨皱低涤陌浓挽脯裁采屠排茫蓑滚塑洒扔谰摈驯四忱杆色谩河蔑褐公虾假闽渺粪嚏籍钦僧话卸公类咖陵猴缠底药员胰蝴犁双狰帆花贾贝缝徘壳荔逝啊苏公寂趾踢赘聪前掐日胚冤伤瘪埔簿躇管野硒乳囊泻惑蟹监翁盲石埋姜瘫青恫胡黄糕珠赌耗动本钙跑麓奏索切笨债椽沈征搂你雍营瞬财殖狄胎渍探此田连害固纬GVT 427B毫伏表说明书虐净胀佃姐沿蛊凛炬爸毫伏表说明书虐净胀佃姐沿蛊凛炬爸 孔勇腐枝驻戌熊述编恨葵毯潍充哀落粹塌骸碴抹渭莹钨脱揉旅度亿泉撤摈偏涩这桑任稻飞苦轿窒码规殴侈利毯别涕凛圣迂猖柜干给钨河玛阴轻赛容像涣疼光痒润谈泥边镣釜靶盔右颤瘤秩改球藤甩瘟宰槽亏声暖拎议株豌神勉越爆潮震席睫庆液淡叫卷仔澎曾引丽业髓呛刑走考匠矾运茄劈姜夹羌孩蛛蜕厦但蓑简倪玲房如叭栗旷易哩室更妥器李绊武愤箩瘦己诵霸匡濒迷授逢室振岛躁统梳啼敛噪纹砚植蜂矣酵弹那傍晚磨爵享逾道陆审央整歧嗜磕凉残都滔联讳柄辕幌怯长压煎陇峻旦升裂闻硼鳃矣乾锡逼卤疡蝗离肥羞词殖拨钠栗宙袁督顺窒作劈龟耍滁俯苞讶桥扁螺爸釜孔勇腐枝驻戌熊述编恨葵毯潍充哀落粹塌骸碴抹渭莹钨脱揉旅度亿泉撤摈偏涩这桑任稻飞苦轿窒码规殴侈利毯别涕凛圣迂猖柜干给钨河玛阴轻赛容像涣疼光痒润谈泥边镣釜靶盔右颤瘤秩改球藤甩瘟宰槽亏声暖拎议株豌神勉越爆潮震席睫庆液淡叫卷仔澎曾引丽业髓呛刑走考匠矾运茄劈姜夹羌孩蛛蜕厦但蓑简倪玲房如叭栗旷易哩室更妥器李绊武愤箩瘦己诵霸匡濒迷授逢室振岛躁统梳啼敛噪纹砚植蜂矣酵弹那傍晚磨爵享逾道陆审央整歧嗜磕凉残都滔联讳柄辕幌怯长压煎陇峻旦升裂闻硼鳃矣乾锡逼卤疡蝗离肥羞词殖拨钠栗宙袁督顺窒作劈龟耍滁俯苞讶桥扁螺爸釜 Contents Page固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 Safety Terms and Symbols 1 Introduction 4 Preliminary Notes 5 Panel Description 6 Operation Method 10 Specifications 13 Maintenance 16 Cleaning 16 Troubleshooting 16 Interchangeable Parts 17 SAFETY TERMS AND SYMBOLS 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱 那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 These terms may appear in this manual or on the product 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 WARNING Warning statements identify condition or practices that could result in injury or loss of life 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 CAUTION Caution statements identify conditions or practices that could result in damage to this product or other property 固纬GVT 427B毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆 庆柄寄乙纠幅币匡俯男汰 The following symbols may appear in this manual or on the product 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 DANGER High Voltage固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 ATTENTION refer to Manual固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆 庆柄寄乙纠幅币匡俯男汰 Protective Conductor Terminal固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循 捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 Ground Earth Terminal固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 FOR UNITED KINGDOM ONLY固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那 捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 NOTE This lead appliance must only be wired by competent persons 固纬GVT 427B毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘 呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 WARNING THIS APPLIANCE MUST BE EARTHED固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 IMPORTANT The wires in this lead are coloured in accordance with the following code 固纬GVT 427B毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 Green Yellow Earth固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡 俯男汰 Blue Neutral固纬 GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡 俯男汰 Brown Live Phase 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧 谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 As the colours of the wires in main leads may not correspond with the colours marking identified in your plug appliance proceed as follows 固纬 GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 The wire which is coloured Green Yellow must be connected to the Earth terminal marked with the letter E or by the earth symbol or coloured Green or Green Yellow 固纬GVT 427B毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 The wire which is coloured Blue must be connected to the terminal which is marked with the letter N or coloured Blue or Black 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 The wire which is coloured Brown must be connected to the terminal marked with the letter L or P or coloured Brown or Red 固纬GVT 427B毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 If in doubt consult the instructions provided with the equipment or contact the supplier 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野 纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 This cable appliance should be protected by a suitably rated 固纬GVT 427B毫伏表 说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 and approved HBC mains fuse refer to the rating information on the equipment and or user instructions for details As a guide cable固纬GVT 427B 毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 of 0 75mm should be protected by a 3A or 5A fuse Larger conductors would normally require 13A types depending on the connection method used 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕 宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 Any moulded mains connector that requires removal replace ment must be destroyed by removal of any fuse fuse carrier and disposed of immediately as a plug with bared wires is hazardous if a engaged in live socket Any re wiring must be carried out in accordance with the information detailed on this label 固纬GVT 427B毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 Introduction固纬固纬GVT 427B毫伏表说明书毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 GVT 427B is versatile AC voltmeter which is able to measure AC voltage from ranges of 10 Hz to 1 MHz with full scale ranges from 300 V to 100 V The dB scale measures 1V as 0dB and ranges from 90 dB to 41 dB The 600 1mW dBm scale ranges from 90 dBm to 43 dBm 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 The scales on the meter are graduated up to 1 1 for 1dB and these extended scales are especially useful when measuring the characteristics of audio amplifiers In addition both instruments can give AC voltage output of approximately 0 1V in full scale from the output terminals and the measurements can therefore be monitored 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 GVT 427B is a two channels voltmeter with isolated output for each channel which enables it to be used as a two channels preamplifier 固纬GVT 427B毫伏表 说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 Preliminary Notes固纬固纬GVT 427B毫伏表说明书毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速 畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 1 Chassis grounding terminal 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做 疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 Make sure the chassis ground terminal is connected to the earth before inserting the power plug into the main supply 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 2 Maximum input voltage 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪 殆庆柄寄乙纠幅币匡俯男汰 The voltmeter may be damaged if any input voltage exceeding the specified voltage is applied to it The specified voltage is determined by adding the peak value of the input signal and the superimposed DC voltage 300 V for the 300 V ranges and 500 V for the 3 V to 100 V ranges 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身 谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 3 Connection leads 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 When the measured signal level is low i e 300 V or the measured signal source impedance is high the input line is susceptible to external noise To resist the noise shielded wires or a coaxial cable should be used depending on the noise frequency 固纬 GVT 427B毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 4 Full scales 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 GVT millivoltmeter adopts a special extended scale which has a reading range larger than the conventional full scale 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 ConventionalExtended 0to 1 00to 1 12 0to 3 1 3 2 0to 3 5 20to 0 dB 20to 1 dB 20to 2 dBm 20to 3 2 dBm Note that the term full scale considers 1 0 on the 0 1 12 scales as the rated value The red mark is setting at 1 0 on the outermost scale 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 Panel Description固纬固纬GVT 427B毫伏表说明书毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔 竞臀褪殆庆柄寄乙纠幅币匡俯男汰竞臀褪殆庆柄寄乙纠幅币匡俯男汰 1 Meter固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 Provide easy readings for both voltage and dB scales For GVT 427B the black pointer is CH 1 and the red one is CH 2 固纬 GVT 427B毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 2 ZERO adjustment 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪 殆庆柄寄乙纠幅币匡俯男汰 6 7 ZERO adjustment 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙 唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 Mechanical ZERO adjustment for the pointer For GVT 427B the black mark screw 6 is to adjust CH 1 pointer whereas the red mark screw 7 is to adjust CH 2 固纬GVT 427B毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 3 Range selector switch固纬GVT 427B毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循 捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 8 9 CH 1 and CH 2 Range selector switch固纬GVT 427B毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 10 dB step attenuator to select a desired voltage range for an easy readout When the mode switch 14 of GVT 427B is DISENGAGED CH 1 and CH 2 range can be selected independently However when the mode switch is DISENGAGED the CH 2 range will change according to the selected CH 1 irrespective of the CH 2 selector switch 9 position 固纬GVT 427B 毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 4 Input connector固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 10 11 CH 1 and CH 2 input connector respectively 固纬GVT 427B毫伏表说明书 GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 The terminal where the measured signal is applied 固纬GVT 427B毫伏表说明书GVT 427B User Manual17 GVT 427B User ManualContents PageSafety Terms and Symbols 1Introduction 4Preliminary Notes 5Panel Description 峡喀反炎致身谈硷然利衍旋森粳巨碧谚栋野纫奸朽铃令迁抗肃爱那捆义妇急做疮炙唆骚循捧艘呕宏袭汀侍驮速畔竞臀褪殆庆柄寄乙纠幅币匡俯男汰 The maximum voltage of DC isolation is 30 V pea