KH102四限報警儀

四限報警儀是高精度測量、數(shù)據(jù)采集兼容的表，適用于溫度、壓力、液位、重力、瞬時流量等物理量的精確測量及報警。具備通訊、變送、饋電等多種輔助功能。*輸入適配多種傳輸信號。輸出采用當今的模塊化結構，功能靈活配制，報警可任意阻態(tài)設置成上限、下限、上上限、下下限。采用當今zui通用的MODBUS通訊協(xié)議，zui大波特率達19200。

一、主要技術指標                          二、型號說明

u       測量精度：±（0.2%FS+1）個字              KH102-□--□-□-□--□-□

u       采樣周期：≤0.5秒                                                   外形尺寸（寬×高）

u       電源電壓:85-240VAC                                                   A:96×96

u       熱電偶冷端補償：內部元件補償或外部CU50補償                          B:48×96（豎）

u       功    耗:<5W                                                         C:96×48（橫）

u       斷偶或超量程：顯示OPEN                                               D:160×80（橫）

u       采用貼片（SMT）技術,設計更加簡潔、輕巧                                 E:80×160（豎）

u       輸入規(guī)格：                                                           F:72×72

u                                                                            Ｇ:48×48

熱電偶：K、S、E、J、T、B、N                                        輔助輸出1

熱電阻：PT100、CU50、CU100                                         N:無

線性電壓：0-5V、1-5V                                               R1C、R2C

線性電流：0-10mA、4-20mA                                           W1、G

擴充規(guī)格：在保留上述輸入的同時，允許                               K1、K2

客戶一種額外輸入規(guī)格                                 輔助輸出2 

u       輸出模塊規(guī)格：                                                        N：無

R1A:繼電器輸出（0.8A常開）                                          R1A、R1B、R2A、R2B

R1B:繼電器輸出（0.8A常閉）                                           W1、K1

R1C:繼電器輸出（0.8A常開+常閉）                                      U1、U2、U3

R2A:繼電器輸出（3A常開）                                                                                                輔助輸出3

R2B:繼電器輸出（3A常閉）                                              N：無

R2C:繼電器輸出（3A常開+常閉）                                         R1A、R1B、R2A、R2B

W1:可控硅無觸點輸出（100-240VAC/0.2A）                                 W1、K1、I1

G:固態(tài)繼電器驅動電壓（DC12V/50mA輸出）                                 U1、U2、U3

K1:單路可控硅過零觸發(fā)                                              輔助輸出4

K2:雙路可控硅過零觸發(fā)                                               N：無

      I1:光電隔離的電流變送輸出                                           R1A、R1B、R2A、R2B

      S1:光電隔離RS485通訊口                                             W1、K1

      S2:光電隔離RS232通訊口                                             S1、S2

      U1/U2/U3:隔離的5V/12V/24VDC饋電                                    U1、U2、U3

                                                                          輸入

                                                                          N：溫度        

如：有一臺表的型號是：KH102-D-R1C-R1A-I1-N-I-AC                  I：0-10mA、4-20mA

     主機型號：KH102，                                 U：0-5V、1-5V

     開口尺寸：160×80mm ，兩個繼電器報警輸出

     電流變送輸出，電流信號輸入，220VAC供電電源