HC2 – ELECTROMAGNETIC HEAT METER
 |
 |
 |
 |
- high accuracy of bi-directional flow and energy metering
- data backup in case of blackout
- simple mode and parameter selection
- energy and volume dosing
- periodical self-cleaning of electrodes
- real-time clock
- storage for up to 500 real-time data
- ping of sudden flow changes
- easy calibration
- analogue, frequency, multifunctional and data outputs
- selectable communication mode
Converter:
power supply |
230V (+10%, -15%), 50Hz 115V (+10%, -15%), 50 / 60Hz |
|
|---|---|---|
power consumption |
12VA max. | |
protection category |
IP 66 | |
operating temperature |
-5°C to +45°C (23 to 113°F) protect against direct sunshine |
|
storage temperature |
-5°C to +80°C (23 to 176°F) elative humidity max. 85% |
|
measurement range |
0,1 to 10m/s (0,02 to 5000l/s) | |
measurement error |
≤ 0,5% of measured value within range of 5 to 100% Qmax. | |
measurement range
of temperature |
t = -20 to + 150°C (-4 to 302°F) | |
minimal temperature difference |
delta t min = 0,1°C (32,18°F) | |
accuracy of calculation temperature difference |
Ec ≤± (0,5 + delta t min/delta t)% | |
indications |
two-line alphanumeric display 2 x 16 characters | |
manual control |
five buttons | |
input galvanically separated |
start of dosing 10mA max., diod | |
output galvanically separated |
24Vss power supply | non-stabilised
Ri = 470Ω, C = 470μF |
analogue current |
active 0 to 20mA or 4 to 20mA load < 800Ω |
|
| requency | user defined range:
2Hz to 20kHz, 30V / 5mA max. max. 50kHz, 30V / 1mA open collector |
|
| 2x multifunctional | volume impulses single or double level comparison start and stop of dosing (open collector 30V / 20mA max.; switch or open contact 120V / 800mA max.) |
|
serial ports galvanically separated |
current loops | TxD output, 30V / 20mA max. RxD input, 10mA max., diode |
| RS 232 | Canon 9 conncetor | |
| RS 485 | on request | |
casing material |
ABS | |
weight |
2Kg | |
Sensor:
DN |
10 to 1200mm | |
|---|---|---|
conductivity of measured liquid |
≥ 5μS.cm-1 | |
casing |
IP 66, 67, 68 | |
lining |
hard rubber PTFE |
|
PN |
0,6 to 4,0MPa | |
electrodes |
standart: | stainless steel (AISI 316 TI) |
| chemically resistant: | titanium, platinum, hastelloy, tantalum | |
flanges |
flat, in line with: | ČSN |
| DIN | ||
| ANSI | ||
cable lenght |
5 to 30m | |
Thermometers:
type |
standard: Pt 100 |
|---|---|
| on request: Pt 500 | |
dual thermometer error |
Ec = ±(0,5 + 3 delta t min/delta t)% |
cable lenght |
with connection cable according to manufacturer of thermometers |
| with connection head 50m max. (quad) |