Watlow F4T Install & Troubleshooting
•
52
•
Chapter 6 Appendix
4 Mechanical Relay Outputs
• Form A, 5A each, 24 to 240V
Å
(ac) or 30V
Î
(dc)max., resistive load, 100,000 cycles at
rated load. Requires a min. load of 20mA at 24V, 125 VA pilot duty at 120/240 V
Å
(ac) or
25 VA at 24 V
Å
(ac)
2 Solid-State Relays
• Form A, 10A max. each SSRs combined at 24V
Å
(ac) min., 264V
Å
(ac) max., opto-isolat-
ed, without contact suppression, max. resistive load 10A per output at 240V
Å
(ac), max.
20A per card at 122°F (50°C), max.
4 Solid-State Relays
• Two pairs of SSRs, each pair shares a common
• Form A, 24V
Å
(ac) min., 264V
Å
(ac) max., opto-isolated, without contact suppression,
resistive load 2A per output at 240V
Å
(ac), max. See table for max. current per output
• 50 VA pilot duty at 120/240 V
Å
(ac)
6 Digital Input/Output Option - (6 DIO)
• Digital
input
update rate 10Hz
- DC voltage
- Max. input 36V @ 3mA
- Min. high state 3V at 0.25mA
- Max. low state 2V
- Dry contact
- Min. open resistance 10KΩ
- Max. closed resistance 50Ω
- Max. short circuit 13mA
• Digital
output
update rate 10Hz
- User selectable Switched DC output: 5V
Î
(dc) at 130mA or 19 to 22V
Î
(dc) at 80mA
- Open Collector output: 32V
Î
(dc) at 1.5A maximum, 8A maximum per 6 outputs com-
bined
Quad 2 Amp SSR Derating Curve
All Outputs 100% Duty Cycle
Amps per Each SSR
Ambient Temperature (
o
C)
0.4
0
15
10
5
20
0.6
0.8
1.0
1.2
1.4
1.6
1.8
25
30
35
40
2.0
2.2
45
50
F4T with 2 FMs: 1 quad
input and 1 quad 2A
SSR FM. All outputs on.
F4T with 2 FMs: 1 quad
input and 1 quad 2A
SSR FM. Outputs 1 and
3 on.
F4T with 5 FMs: 1 quad
2A SSR.
F4T with 6 FMs: 1 quad
2A SSR.
Anderson-Bolds ~ 216-360-9800
www.anderson-bolds.com