GTD-5000Ex - 氣體偵測器 - 瓦斯偵測器(GAS) - 名發科技

氣體偵測器 GTD-3000Tx

產品簡介

 

 

 

 

 

 

 氣體偵測器 GTD-3000Tx
 用隔爆型結構▷連續檢測有毒氣體和氧氣爆炸危險區域
▷自診斷功能內置微處理器
 僅適用於有毒氣體和氧氣▷優異的選擇性通過調整檢測原理
▷質量穩定,已探明的檢測原理的使用壽命
▷內置的背光LCD或OLED顯示屏
▷自動校準和程序設置有磁棒
▷2級警報,1-故障顯示和繼電器觸點輸出
▷的4-20mA DC輸出信號
▷監控系統通過RS-485的Modbus易於配置隔離串行
 數據通信(選配)
▷隨著警報單元
- 正常:綠色LED
- 報警:紅色LED,蜂鳴器(95 dB)的
-Trouble:黃色LED
▷校準和維護由一人

 

 


 

產品規格

型         號

GTD-3000Tx

偵測種類

O2/有毒氣體(CO,CL2,NH3等)

測量類型

擴散型

測量方法

半導體,電化學式

反應時間

45秒/90%比例

      

±3%

參數控制

非侵入式控制磁鐵棒(校準,維修,報警設置)

操作模式顯示

4-LED(電源,2級警報)

測量顯示

LCD顯示(內置背光2行16字)/ OLED

報警信號輸出

250V1A/3-SPST繼電器觸點(2級報警)

輸出信號

測量信號:4-20mA DC
維護信號:3毫安DC
校準信號:3毫安DC
故障信號:0毫安DC

數字輸出

RS-485的Modbus

有線

距離電源+信號電纜:3線>1.5sq(AWG16)/2500米最大
RS-485數據通信電纜:1pair(UL2919 RS-485)/ 1000M最大

管道連接

G. RC。 NPT 1/2“和3/4”(G3/4“:標準)

安裝方式

壁掛式

工作溫度

-20℃〜+60℃

工作濕度

5〜99%RH

操作電源

18〜31V DC(24V DC正常)/ 200mA可

尺寸標準型

156 X196 X110(寬x高x深)毫米

重        量

2.0千克

防爆型

Ex d IIC T6,IP65)
防爆型(Ex d型IIC T6千兆)NEPSI
CE(EN50270:2006)


 

Specification

 

INTELLIGENT & LOCAL DISPLAY TYPE OXYGEN & TOXIC GAS DETECTOR

Model

GTD-3000Tx

Measuring gas

O2 / Toxic gases (CO, CL2, NH3 & etc)

Measuring type

Diffusion type

Measuring method

Electrochemical cell, Semiconductor cell

Measuring range

Refer to Toxic Gas Measuring Range(166 page)

Response time

45 sec / 90% scale

Accuracy

±3% / Full scale

Parameter control

Non intrusive control with a Magnet  (calibration, maintenance, alarm setting)

Operation mode display

4-LED (Power, 2-stage alarm, 1-trouble)

Measuring value display

LCD display (Built in back light  2-Line, 16 characters) / OLED Tpye (Option)

Alarm signal output

250V 1A / 3-SPST relay contact (2-stage alarm, 1-trouble)

Output signal

Analog : Measuring signal : 4-20mA DC

            Maintenance signal : 3mA DC

            Calibration signal : 3mA DC

            Fault signal : 0mA DC

Digital : RS-485 Modbus(Option)

Cable/Distance

Power + Signal cable : 3-wire 1.5sq (AWG16) / 2500m max

RS-485 data communication cable : 1pair (UL2919 RS-485) / 1000m max

Conduit connection

G. Rc. NPT 1/2" & 3/4" (G 3/4" : standard)

Mounting type

2" Pole mount, Wall mount, Duct mount

Operating temperature

-20 ~ +60

Operating humidity

5 ~ 99%.RH (non-condensing)

Operating power

18 ~ 31V DC (24V DC normal) / 200mA   

Dimensions

156 x 196 x 110 (W x H x D)mm

Weight

2.0kg

Approval

Explosion proof type (Ex d IIC T6, IP65) KCs

Explosion proof type (Ex d IIC T6 Gb) NEPSI

CE (EN 50270:2006)


 

Features

▷ pressure continuously detect oxygen and toxic gas installation in explosion hazardous areas as explosion-proof construction
▷ Built-in self-diagnostic function is applied to the microprocessor
▷ superior selectivity of oxygen and toxic gas detection principle only applies to
▷ stable quality and proven detection principle applies to life
▷ with a built-in Back-Light LCD or OLED display
▷ magnetic bar using LCD or OLED display and a 1: 1 program in the remote calibration and interactive
▷ 2 단 alarm and one fault indication and relay contact output
▷ 4-20mA DC output signal
▷ easy to build a monitoring system with RS-485 Modbus Serial Communication
▷ calibration and maintenance by the operator 1


 

型錄