OMEGA DP18系列1 / 8 DIN經(jīng)濟數(shù)字儀表的溫度，工藝或電氣測量
dp18系列提供了一個方便的選擇和選項，輸入安裝的模塊化設(shè)計?，F(xiàn)場安裝的信號調(diào)理卡提供大用戶或OEM的能力，股票期權(quán)和輸入類型轉(zhuǎn)換備用信號調(diào)理卡，儀表功能或修復(fù)。誰的客戶需要靈活增加選擇儀表的要求越來越苛刻，現(xiàn)場安裝的dp18的模擬輸出，繼電器和通信提供了一種經(jīng)濟的解決方案。
的dp18系列是一個完整的家庭與電壓輸入卡面板儀表，測量和控制過程和溫度。電壓的信號調(diào)節(jié)器將測量交流電壓或直流電壓或真有效值。用于處理輸入的信號調(diào)節(jié)器接受低電平電壓或電流，該電壓或電流可以被用于工程單位。溫度儀表將熱電偶或RTD的其他投入包括微分過程的測量，稱重傳感器或電位器。結(jié)合歐米茄的廣泛選擇的傳感器，該dp18系列過程測量的單一的解決方案。
特點：
模塊化設(shè)計
選項為報警，模擬輸出通信
•3 1 / 2位數(shù)的LED紅色或綠色顯示可用
可拆卸螺絲鉗電纜接頭
規(guī)格
| Base Model | Input | Base Model | Input |
| DP18-P | Process signal | DP18-RV | ac RMS current |
| DP18-DV | dc voltage | DP18-RT | ac RMS current (external CT) |
| DP18-DC | dc current | DP18-J | Type J thermocouple |
| DP18-DS | dc current (external shunt) | DP18-K | Type K thermocouple |
| DP18-AV | ac voltage | DP18-T | Type T thermocouple |
| DP18-AC | ac current | DP18-E | Type E thermocouple |
| DP18-AT | ac current (external CT) | DP18-R | Type R thermocouple |
| DP18-RV | ac RMS voltage | DP18-S | Type S thermocouple |
| DP18-L | Load cell (strain gage) | DP18-M | RTD |
| DP18-Q | Ohmmeter | | |
熱電偶輸入
| Model No. | Range | Resolution | Accuracy | Signal
Cond. |
| DP18-JC | -50 to 600°C | 1°C | ±0.5% rdg ±1 count | BD18-22 |
| DP18-KC | 0 to 1250°C | 1°C | BD18-23 |
| DP18-TC | -50 to 400°C | 1°C | BD18-24 |
| DP18-EC | 0 to 650°C | 1°C | ±0.2% rdg ±1 count | BD18-25 |
| DP18-SC | 0 to 1750°C | 1°C | ±1.5% rdg ±1 count (0 to 260°C)
±0.5% rdg ±1 count (260 to 970°C)
±0.1% rdg ±1 count (970 to 1750°C) | BD18-26 |
| DP18-RC | 250 to 1750 °C | 1°C | ±2% rdg ±1 count (250 to 500°C)
±0.5% rdg ±1 count (500 to 1000°C)
±0.2% rdg ±1 count (1000 to 1750°C) | BD18-27 |
RTD（電阻；α= 0.00385；2或3線）輸
| Model No. | Range | Resolution | Accuracy | Signal
Cond. |
| DP18-M1C | -200 to 650°C | 1°C | 1°C ±1 count | BD18-20C |
| DP18-M1F | -200 to 400°F | 1°F | 1°F ±1 count | BD18-20F |
| DP18-M2 | -150.0 to 199.9°C | 0.1°C | 0.4°C ±1 count | BD18-21 |
過程信號輸入
| Model No. | Range | Input
Impedance | Excitation | Accuracy | Signal
Cond. |
| DP18-P1 | 0 to 1 V | 1.1 MΩ | 10 to 24 Vdc
50 mA max | ±0.15% rdg
±1 count | BD18-32 |
| DP18-P2 | 0 to 5 V/1 to 5 V | 1.1 MΩ |
| DP18-P3 | 0 to 1 mA | 100 Ω |
| DP18-P4 | 0 to 5 mA/1 to 5 mA | 100 Ω |
| DP18-P5 | 0 to 20 mA/4 to 20 mA | 24.9 Ω |
| DP18-P6 | 0 to 50 mA/10 to 50 mA | 10 Ω |
| DP18-P7 | 0 to 20/0 to 200 Vdc | 1 MΩ | BD18-36/A |
Potentiometer (Potentiometric Transducers)*
| Model No. | Input | Excitation | Accuracy | Signal
Cond. |
| DP18-P8 | 3-Wire Pot. | 5 Vdc @50 mA max. | ±0.15% rdg
±1 count | BD18-90 |
Differential Process*
| Model No. | Range | Accuracy | Signal
Cond. |
| DP18-P9 | 0 to 20 mA | ±0.15% rdg
±1 count | BD18-35 |
*All process input meters are fully scalable from –1999 to +1999 with selectable decimal point and zero and span adjustments
Strain Gage/Load Cell
| Model No. | Load Cell
Impedance | Input
Impedance | Resolution | Sensitivity | Accuracy | Excitation | Signal
Cond. |
| DP18-L1 | 350 Ω | 20 MΩ | 5 µV/ct | 10 mV | 0.15% rdg
±1 count | 10 to 24 Vdc @
50 mA max. | BD18-80 |
DC Voltage Inputs
| Model No. | Range | Input
Impedance | Resolution | Accuracy | Signal Cond. |
| DP18-DV1 | 199.9 mV dc | 100 MΩ | 0.1 mV | 0.05%
of reading
±1 count | BD18-02 |
| DP18-DV2 | 1.999 Vdc | 1000 MΩ | 1.0 mV | BD18-01 |
| DP18-DV3 | 19.99 Vdc | 1 MΩ | 10 mV |
| DP18-DV4 | 199.9 V | 1 MΩ | 100 mV |
| DP18-DV5 | 600 Vdc | 1 MΩ | 1 V |
| DP18-DV6 | to 2/0 to 10/0 to 100
/0 to 600 Vdc* | 1 MΩ | ±1 counts | BD18-11 |
| DP18-DV7 | <2 Vdc* | 10 MΩ | ±2 counts | 0.15% ±1 count | BD18-12 |
*Fully scalable from –1999 to +1999 selectable decimal point zero and span adjustments
DC Current Inputs
| Model No. | Range | Input
Impedance | Resolution | Accuracy | Signal Cond. |
| DP18-DC1 | 1.999 mA | 150 Ω | 1 µA | 0.05% rdg
±1 count | BD18-10 |
| DP18-DC2 | 19.99 mA | 15 Ω | 10 µA |
| DP18-DC3 | 199.9 mA | 1.5 Ω | 100 µA |
| DP18-DC4 | 1999 mA | 0.15 Ω | 1 mA |
DC Current Inputs for Use with External Shunt
| Model No. | Range (Amps dc) | Input
Impedance | Resolution | Accuracy | Signal Cond. |
| DP18-DS | 10/20/40/60/80
100/150/200
250/400/600/ 800
1000/1500/2000 | 20 MΩ | 1 count | 0.2% rdg
±1 count | BD18-03 |
Note: Requires external shunt of 60 100 or 150 mV; range is jumper selected. To order dc shunts see Accessories Table
MOST POPULAR MODELS
| Model No. | Description |
| THERMOCOUPLE INPUT |
| DP18-KC-AO1 | Type K thermocouple with 4 to 20 analog output |
| DP18-JC-R2 | Type J thermocouple with dual setpoints |
| RTD INPUT |
| DP18-M1C-AO1 | RTD input 1° resolution with 4 to 20 mA analog output °C |
| DP18-M1F-R2 | RTD input 1° resolution with dual setpoint °F |
| PROCESS INPUT |
| DP18-P5-AO1 | Process input range 4 to 20 mA with 4 to 20 mA analog output |
| DP18-P5-R2 | Process input range 4 to 20 mA with dual setpoints |
| DC VOLTAGE INPUT |
| DP18-DV1-AO1 | dc voltage range 199.9 mV with 4 to 20 analog output |
| DP18-DV4-R2 | dc voltage range 199.9 Vdc with dual setpoints |
| DC CURRENT INPUT |
| DP18-DC1-AO1 | dc current range 1.999 mA with 4 to 20 analog output |
| DP18-DC1-R2 | dc current range 1.999 mA with dual setpoints |
Options for All Models
Power Options
| Order Suffix | Description |
| -220 | 220 Vac |
| -24 | 24 Vac |
| -48 | 48 Vac |
| -12VDC | 12 Vdc isolated |
| -15/30VDC | 15-30 Vdc isolated |
| -24/65VDC | 24-65 Vdc isolated |
Note: Standard power is 110 Vac
Analog Output Options*
| Order Suffix | Description |
| -AO1 | Milliamp sink 0 to 20 mA max. |
| -AO2 | Milliamp source 0 to 20 mA max. |
| -AO3 | Voltage 0 to 10 Vdc max. |
| -APH2 | Analog peak hold |
Control Output/Communications Options*
| Order Suffix | Description |
| -R1 | Single setpoint |
| -R2 | Dual setpoint |
| -APH1 | Analog peak hold |
*A maximum of one analog output option and one control output/communications option can be specified per meter
Display Options
| Order Suffix | Description |
| -GR | Green display |
| -DN | Display hold |
