Dwyer PPM-221 1/8 DIN数字面板仪表，双显示，4-20 mA/0-10 V，NEMA 4X (Pulse, Square Wave, 12 to 24 Vdc)

Weight: 9.5 oz

Accuracy: ± 0.03 %

Software: Free, USB based. Resident on meter, nothing to download

Compliance: CE, UL

Input Note: APM and MPM: 0-20 mA, 4-20 mA, 0-5 V, or ± 10 V inputs; PPM: Field selectable: Pulse or square wave 0-5 V, 0-12 V, or 0-24 V @ 30 kHz; TTL; open collector 4.7 k Ω pull-up to 5 V @ 30 kHz; NPN or PNP transistor, switch contract 4.7 k Ω pull-up to 5 V @ 40 Hz. Input impedance: 50 to 100 Ω.

Time Delay: 0 to 999.9 s

Switch Note: 2 SPDT (Form C) internal; rated 3 A @ 30 VDC and 125/250 VAC resistive load; 1/14 HP @ 125/250 VAC for inductive loads.

Switch Type: (2) SPDT

Display Note: Red LED, Dual-line 6-digit display, 0.60 in and 0.46 in

Display Type: LED

Accuracy Note: ± 0.03% of calibrated span ± 1 count

Switch Rating: 3 A, 1/14 HP

Supply Voltage: 12 to 24 Vdc

Impedance Input: 50 to 100 Ω

Output Type (A): 2 relays

Output Type (B): 4 to 20 mA

Time Delay Note: 0 to 999.9 s, on and off relay time delays; programmable and independent for each relay

Measurement Type: Pulse, Square Wave

Number of Digits: 6

Enclosure Ratings: IP65, NEMA Type 4X

Supply Power Note: 12 to 24 VDC ± 10%, 15 W max

Supply Power Type: DC

Excitation Voltage: 24 Vdc

Front-Panel Controls: Meter

Input Control Signal: 0 to 5 V, 0 to 12 V, 0 to 24 V

Storage Temperature, Max: 85 °C

Storage Temperature, Min: -40 °C

Operating Temperature, Max: 65 °C

Operating Temperature, Min: -40 °C

Datasheet