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1、隔爆型电接点压力表使用说明书Explosion-proof Type Pressure Gauge with Electrical ContactOperational InstructionsYTX-100B隔爆型电接点压力表系按国家标准“爆炸性气体环境用电气设备”第 1部分：通用要求The Explosion-proof Type Pressure Gauge with Electrical Contact is designed according to the national standard “Electric Equipment in Explosive Gas Atmosphe
2、re”, i.e. Part I Common Requirements of GB3836.1-2000、第2部分：隔爆型“d” GB3836.2-2000的相关规定及行业标准：“电接点 GB3836.1-2000, Part II the related regulation of GB 3836.2-2000 for explosion-proof type “d” products and relative industrial standards, and JB/T9273-1999 requirements for “Pressure Gauge With Electrical C
3、ontact”. 压力表” JB/T9273-1999 的要求进行设计，经国家制定的检验机构所审批的图样和技术文件 A4eanwhile it is manufactured as per the approved drawing and technical documents approved by the national stated inspection institution.进制造的。一、用途I. Purpose隔爆型电接点压力表的防爆标志你：ExdIICT4 (标志Ex、隔爆型d、类型IIC、温度The explosion-proof marks for Explosion-pr
4、oof Type Pressure Gauge with Electrical Contact are as below; ExdIIC T4 (in which the Ex stands for mark, d stands for explosion-proof, IIC stands for category and T4 stands for temperature arrangement), 组别T4),适用于爆炸性气体环境中，测量温度低于70C的介质压力。并通过电气信号装 which is applicable to the explosive gas environment w
5、ith media pressure at 70 C and below measured temperature.置与具有相应防爆性能的电器件配套使用，对被测压力执行自动控制、报警、信号远传等多 The explosion-proof Type Pressure Gauge with Electrical Contact is equipped with multi functions as automatic control, alarm, signal distant transfer and other functions for the measured pressure with
6、the help of theelectricsignal equipment and electrical equipment with the related explosion-proof performance for. The grade of gauge case is for IP65, 种功能,防护等级 IP65。二、仪表结构与防爆原理II. Gauge Structure and Explosion-proof Principle仪表由隔爆结构的外壳及内装电接点压力表组成。工作中，当表壳内部的可燃性混合物 The gauge is composed of explosion-
7、proof case and build-in pressure gauge with electrical contact. When the flammable gas mix in gauge case explodes caused因受火花或电弧(电接点压力表的电气信号装置所引起)等作用而发生爆炸时，不会引起仪 by the spark or electric arc (generally caused by the electric signal device with pressure gauge with electrical contact), 表外现场爆炸性气体的爆炸，从而达
8、到防爆的目的。the explosive gas outside the case wont explode accordingly, thus achieving the explosion-proof purpose.三、基本参数III. Basic Parameters1、 仪表测量范围，精确度等级，电气参数见下表外壳公称 直径mm测量范围MPa精确度等 级电气参数1000-0.1; 0-0.16; 0-0.250-0.4; 0-0.6; 0-1.0; 0-1.60-2.5; 0-4; 0-6; 0-10;0-16; 0-25; 0-40; 0-60;-0.1-0-0.1-0.06; -
9、0.1-0.15; -0.1-0.3; -0.1-0.5; -0.1-0.9; -0.1-1.5;-0.1-2.4;1.0;1.6额定功率VA 直接作用式10磁助直接作用式30最高工作电压V380最大允许电流A 直接作用式0.7 磁助直接作用式1.0i. Please see the following table for measured scope, accuracy grade and gas parameters of gauge.Nominal Diameter of Case (mm)Measuring Range MPaAccuracyGradeElectric Paramete
10、rs1000-0.1; 0-0.16; 0-0.250-0.4; 0-0.6; 0-1.0; 0-1.60-2.5; 0-4; 0-6; 0-10;0-16; 0-25; 0-40; 0-60;-0.1-0-0.1-0.06; -0.1-0.15; -0.1-0.3; -0.1-0.5; -0.1-0.9; -0.1-1.5;-0.1-2.4;1.0;1.6Rated Power VADirect Acting Type 10Magnetic-Assistant Direct Acting Type 30Maximum Running Voltage V380Maximum Allowable
11、 Current ADirect Acting Type 0.7Magnetic-Assistant Direct Acting Type 1.02、外形图尺寸见图一ii. Please see the overall dimension as below3、 接线方法如图二所示iii. Wiring Methods as Shown in Diagram II图二 接线示意图Diagram II Wiring Diagram1、上下限设定指针黄色线2、上限导电针(触点)红色线3、下限导电针(触点)蓝色线4、接地1. Indicating Needles for Upper and Lower
12、 Limit-Yellow Line2. Conducting Needles (Contact) for Upper Limit-Red Line3. Conducting Needles (Contact) for Lower Limit -Blue Line4. Earthing4、进线橡胶密封圈内径10mm,配用500VBX型对芯橡皮线4X12橡套电缆(外径9.8), 电缆引入装置处达到 IP44 的要求。iv. The inner diameter of the inlet rubber seal shall be 10mm. It shall be equipped with 50
13、0VBX rubber-sheathed cord and 4X12cab-type cable (with outer diameter of 9,8). The cable incoming line shall meet the requirements of IP44.四、使用、维护与检修IV.Operation,-Maintenance-andInspection1、仪表安装的条件要求：环境温度为-40C70C，海拔不高于2000M (气压0.08 O.llMPa)。仪表应垂直安装，并力求与测定点保持同一水平位置。Gauge Installation: the ambient tem
14、perature shall be between -40C and 70C, with sea-level height shall not above 2000m (atmospheric pressure for 0.08-0.11Mpa). The gauge shall be installed vertically, being horizontal to the measuring point.2、仪表的电气线路接妥后,应旋紧压紧螺母,认真检查并应进行试动作。After the completion of the gauge electric line, screw the cl
15、amp nuts, take careful inspection and perform test run.3、仪表在测量稳定压力时，可使用至上限的3/4；在测量交变压力时则用至上限值2/3； 测量负压时不受此限。In case of measuring the steady pressure, the gauge may be turned to 3/4 of the upper limit; in case of measuring the alternating pressure, the gauge may be turned to 2/3 of the upper limit; in case of measuring the negative pressure, there is no such limit.4、在打开出线盒或调节上、下限设定值范围时，必须首先切断电源。The power source shall be cut off before opening the outlet box or adjusting the upper or lower limit.5、仪表在正常使用的情况下，应定期检验，每半年至少进行一次。仪表如突然发生问 题(弹簧管因渗漏而导致泄压；触头熔焊或因严重氧化影响触点通、断的可靠性； 指针松动或指示
