| Meriam M1500 General Specifications |
| NIST Traceable Accuracy |
Digital |
± 0.025% of FS including all affects of linearity, repeatability, hysteresis and temperature* |
| Analog |
± 0.035% of FS including all affects of linearity, repeatability, hysteresis and temperature* |
| The DN0010 sensor accuracy is |
Digital |
± 0.050% of FS |
| Analog |
± 0.056% of FS |
*Temperature Performance: Accuracy statement includes all affects of temperature from -20º to +50º C (-4º to +122º F)
Update Rate, Single pressure sensor: 14 samples per second
Update Rate, Dual pressure sensors: 7 samples per second |
| Engineering Units |
32 user selectable units, two user defined units |
| Pressure Limits |
DN sensors |
2x range when pressurized on P1 (HI) side only, 150PSI when applied simultaneously to P1 (HI) and P2 (LO) sides. |
| DI sensors |
3x range when pressurized on P1 (HI) side only, 3x range or 150 PSI (whichever is less) on P2 (LO) side only 1000 PSI when applied simultaneously to P1 (HI) and P2 (LO) sides. GI, CI, AI sensors: 2x range |
| Zeroing limits |
DN, DI, GI and CI sensors |
±5% FS |
| AI sensors |
100 microns (absolute zero reference) |
| Media Compatibility |
DN sensors |
Non-isolated for clean, dry, non-corrosive, non- condensing gases only (Brass, 316L SS, Silicon gel) |
| DI sensors |
Isolated for fluids compatible with 316L SS & Viton ® (standard) |
| GI, CI, AI sensors |
Isolated for fluids compatible with 316L SS |
| Digital Communication |
Meriam Serial Protocol, DLL or LabVIEW
® |
| RS-232 |
19200 baud (adj.), 8 data bits, 1 stop bit, no parity. |
| RS-485 |
Half duplex, 3-wire (A, B, GND), 19200 baud (adjustable), 1 start bit, 1 stop bit, no parity. Multidrop addressing with up to 255 devices using Meriam Serial Protocol. |
| USB |
USB 2.0 |
| Analog Outputs |
Current |
4–20 mA, 2-wire loop powered or 4-wire systems, minimum loop impedance is 50Ω |
| Voltage |
0–5 VDC, 4-wire |
| Switches |
each, solid state opto-coupler SPST switches
Rated for 80V DC, 100 mA max.
For use 4-wire 4–20 mA or 4-wire 0–5 VDC only |
| Connections |
P1 & P2 Pressure Ports |
|
| Flushing Ports |
|
| Electrical / Communication |
Power |
7 position terminal block (1.3 mm diameter holes suitable for 16 – 25 gauge solid or stranded wire) |
| RS-232 |
DB-9 (female) connector or 7 position terminal block |
| RS-485 |
DB-9 (female) connector or 7 position terminal block |
| USB |
type B female connector |
| Analog |
7 position terminal block (two each), 4 position terminal block & USB mini-B |
| Power Requirements by Communication / Output Type |
RS-232, RS-485 |
8 – 36 VDC max., 20 mA min. |
| USB |
high power (500 mA) USB port or USB hub (PC USB ports and USB hubs with power adapters are typically high power) |
| mA, 2-wire |
24 – 36 VDC max. (24 VDC recommended), 60 mA min. |
| mA, 4-wire |
isolated loop supply of 24 – 36 VDC max., 60 mA min. external power supply of 12 – 36 VDC max., 60 mA min. |
| V, 4-wire |
12 – 36 VDC max., 60 mA min. |
Note: To achieve best accuracy use a power supply(s) with equal or better specifications as the Agilent E3630A:
Ripple & Noise from 20 Hz to 20 MHz
Normal Mode Voltage rms: 350 μV
Peak to Peak: 1.5 mV
Load and Line Regulation: 0.01% + 2 mV |
| Enclosure |
4.625” L x 2.125” W x 1.25” H, Aluminum case, 316LSS pressure manifold, IP40 rating |
| Weight |
10.5 oz for DN, GI, CI or AI pressure types, 16 oz for DI type |
| Mounting |
Panel and DIN rail mounting hardware are standard |
| Temperature Limits |
Operating |
-4 to 122°F (-20 to 50°C) |
| Storage |
-40 to 185°F (-40 to 85°C) |
| Humidity Limits |
5 – 95% RH |
| Shock |
30 g peak, half-sine, 11ms pulse (tested in accordance with IEC-60068-27) |
| Vibration |
5 to 2000 Hz, 6.0 g rms (tested in accordance with IEC-60068-27) |
| Certifications |
CE Mark |