Hoffer Flow Controls HRT1, Руководство пользователя

Страница: 17 / 67

Specifications and Product Features 9
HRT1 HP-313
2.4 Analog Output
Scale: 4 – 20 mA follows rate.
Accuracy: 0.02% of Full Scale @ 20ºC.
Temperature drift: 40 ppm/°C
Update Time: 2.0 seconds.
Connection: Two wire.
Protection: Reverse polarity protected
2.5 Pulse Output
Type: 0-5V TTL, 0-Supply Voltage, Open collector
(30 VDC, 100 mA)
Divider: 1, 10, 100, or OFF
Rate & Duration: See below.
Frequency (Hz): 1 2 4 8
On/Off (msec) 500 250 125 62.5
2.6 Alarm 1 and Alarm 2
Type: 0-5V TTL, 0-Supply Voltage, Open collector
(30 VDC, 100 mA)
Function: Rate or Total
2.7 Physical
Temperature: Operating: -40°F (-40

C) to 158°F (70

C).
Humidity: 0 – 90% Non-condensing.
Packaging: NEMA 4X, Panel mount or Explosion proof
Dimensions for
NEMA 4X enclosure: 4.33" (110 mm) wide x 4.33" (110 mm)
long 4.33" (110 mm) tall.